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117><H1
118><A
119NAME="LIBXML-XPATH"
120>xpath</A
121></H1
122><DIV
123CLASS="REFNAMEDIV"
124><A
125NAME="AEN11249"
126></A
127><H2
128>Name</H2
129>xpath&nbsp;--&nbsp;</DIV
130><DIV
131CLASS="REFSYNOPSISDIV"
132><A
133NAME="AEN11252"
134></A
135><H2
136>Synopsis</H2
137><TABLE
138BORDER="0"
139BGCOLOR="#D6E8FF"
140WIDTH="100%"
141CELLPADDING="6"
142><TR
143><TD
144><PRE
145CLASS="SYNOPSIS"
146>&#13;
147
148struct      <A
149HREF="libxml-xpath.html#XMLXPATHCONTEXT"
150>xmlXPathContext</A
151>;
152typedef     <A
153HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
154>xmlXPathContextPtr</A
155>;
156struct      <A
157HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXT"
158>xmlXPathParserContext</A
159>;
160typedef     <A
161HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
162>xmlXPathParserContextPtr</A
163>;
164enum        <A
165HREF="libxml-xpath.html#XMLXPATHERROR"
166>xmlXPathError</A
167>;
168struct      <A
169HREF="libxml-xpath.html#XMLNODESET"
170>xmlNodeSet</A
171>;
172typedef     <A
173HREF="libxml-xpath.html#XMLNODESETPTR"
174>xmlNodeSetPtr</A
175>;
176enum        <A
177HREF="libxml-xpath.html#XMLXPATHOBJECTTYPE"
178>xmlXPathObjectType</A
179>;
180struct      <A
181HREF="libxml-xpath.html#XMLXPATHOBJECT"
182>xmlXPathObject</A
183>;
184typedef     <A
185HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
186>xmlXPathObjectPtr</A
187>;
188int         (<A
189HREF="libxml-xpath.html#XMLXPATHCONVERTFUNC"
190>*xmlXPathConvertFunc</A
191>)          (<A
192HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
193>xmlXPathObjectPtr</A
194> obj,
195                                             int type);
196struct      <A
197HREF="libxml-xpath.html#XMLXPATHTYPE"
198>xmlXPathType</A
199>;
200typedef     <A
201HREF="libxml-xpath.html#XMLXPATHTYPEPTR"
202>xmlXPathTypePtr</A
203>;
204struct      <A
205HREF="libxml-xpath.html#XMLXPATHVARIABLE"
206>xmlXPathVariable</A
207>;
208typedef     <A
209HREF="libxml-xpath.html#XMLXPATHVARIABLEPTR"
210>xmlXPathVariablePtr</A
211>;
212void        (<A
213HREF="libxml-xpath.html#XMLXPATHEVALFUNC"
214>*xmlXPathEvalFunc</A
215>)             (<A
216HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
217>xmlXPathParserContextPtr</A
218> ctxt,
219                                             int nargs);
220struct      <A
221HREF="libxml-xpath.html#XMLXPATHFUNCT"
222>xmlXPathFunct</A
223>;
224typedef     <A
225HREF="libxml-xpath.html#XMLXPATHFUNCPTR"
226>xmlXPathFuncPtr</A
227>;
228<A
229HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
230>xmlXPathObjectPtr</A
231> (<A
232HREF="libxml-xpath.html#XMLXPATHAXISFUNC"
233>*xmlXPathAxisFunc</A
234>)       (<A
235HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
236>xmlXPathParserContextPtr</A
237> ctxt,
238                                             <A
239HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
240>xmlXPathObjectPtr</A
241> cur);
242struct      <A
243HREF="libxml-xpath.html#XMLXPATHAXIS"
244>xmlXPathAxis</A
245>;
246typedef     <A
247HREF="libxml-xpath.html#XMLXPATHAXISPTR"
248>xmlXPathAxisPtr</A
249>;
250struct      <A
251HREF="libxml-xpath.html#XMLXPATHCOMPEXPR"
252>xmlXPathCompExpr</A
253>;
254typedef     <A
255HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
256>xmlXPathCompExprPtr</A
257>;
258void        (<A
259HREF="libxml-xpath.html#XMLXPATHFUNCTION"
260>*xmlXPathFunction</A
261>)             (<A
262HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
263>xmlXPathParserContextPtr</A
264> ctxt,
265                                             int nargs);
266#define     <A
267HREF="libxml-xpath.html#XMLXPATHNODESETGETLENGTH"
268>xmlXPathNodeSetGetLength</A
269>        (ns)
270#define     <A
271HREF="libxml-xpath.html#XMLXPATHNODESETITEM"
272>xmlXPathNodeSetItem</A
273>             (ns, index)
274#define     <A
275HREF="libxml-xpath.html#XMLXPATHNODESETISEMPTY"
276>xmlXPathNodeSetIsEmpty</A
277>          (ns)
278void        <A
279HREF="libxml-xpath.html#XMLXPATHFREEOBJECT"
280>xmlXPathFreeObject</A
281>              (<A
282HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
283>xmlXPathObjectPtr</A
284> obj);
285<A
286HREF="libxml-xpath.html#XMLNODESETPTR"
287>xmlNodeSetPtr</A
288> <A
289HREF="libxml-xpath.html#XMLXPATHNODESETCREATE"
290>xmlXPathNodeSetCreate</A
291>         (<A
292HREF="libxml-tree.html#XMLNODEPTR"
293>xmlNodePtr</A
294> val);
295void        <A
296HREF="libxml-xpath.html#XMLXPATHFREENODESETLIST"
297>xmlXPathFreeNodeSetList</A
298>         (<A
299HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
300>xmlXPathObjectPtr</A
301> obj);
302void        <A
303HREF="libxml-xpath.html#XMLXPATHFREENODESET"
304>xmlXPathFreeNodeSet</A
305>             (<A
306HREF="libxml-xpath.html#XMLNODESETPTR"
307>xmlNodeSetPtr</A
308> obj);
309<A
310HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
311>xmlXPathObjectPtr</A
312> <A
313HREF="libxml-xpath.html#XMLXPATHOBJECTCOPY"
314>xmlXPathObjectCopy</A
315>        (<A
316HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
317>xmlXPathObjectPtr</A
318> val);
319int         <A
320HREF="libxml-xpath.html#XMLXPATHCMPNODES"
321>xmlXPathCmpNodes</A
322>                (<A
323HREF="libxml-tree.html#XMLNODEPTR"
324>xmlNodePtr</A
325> node1,
326                                             <A
327HREF="libxml-tree.html#XMLNODEPTR"
328>xmlNodePtr</A
329> node2);
330int         <A
331HREF="libxml-xpath.html#XMLXPATHCASTNUMBERTOBOOLEAN"
332>xmlXPathCastNumberToBoolean</A
333>     (<GTKDOCLINK
334HREF="DOUBLE"
335>double</GTKDOCLINK
336> val);
337int         <A
338HREF="libxml-xpath.html#XMLXPATHCASTSTRINGTOBOOLEAN"
339>xmlXPathCastStringToBoolean</A
340>     (const <A
341HREF="libxml-tree.html#XMLCHAR"
342>xmlChar</A
343> *val);
344int         <A
345HREF="libxml-xpath.html#XMLXPATHCASTNODESETTOBOOLEAN"
346>xmlXPathCastNodeSetToBoolean</A
347>    (<A
348HREF="libxml-xpath.html#XMLNODESETPTR"
349>xmlNodeSetPtr</A
350> ns);
351int         <A
352HREF="libxml-xpath.html#XMLXPATHCASTTOBOOLEAN"
353>xmlXPathCastToBoolean</A
354>           (<A
355HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
356>xmlXPathObjectPtr</A
357> val);
358<GTKDOCLINK
359HREF="DOUBLE"
360>double</GTKDOCLINK
361>      <A
362HREF="libxml-xpath.html#XMLXPATHCASTBOOLEANTONUMBER"
363>xmlXPathCastBooleanToNumber</A
364>     (int val);
365<GTKDOCLINK
366HREF="DOUBLE"
367>double</GTKDOCLINK
368>      <A
369HREF="libxml-xpath.html#XMLXPATHCASTSTRINGTONUMBER"
370>xmlXPathCastStringToNumber</A
371>      (const <A
372HREF="libxml-tree.html#XMLCHAR"
373>xmlChar</A
374> *val);
375<GTKDOCLINK
376HREF="DOUBLE"
377>double</GTKDOCLINK
378>      <A
379HREF="libxml-xpath.html#XMLXPATHCASTNODETONUMBER"
380>xmlXPathCastNodeToNumber</A
381>        (<A
382HREF="libxml-tree.html#XMLNODEPTR"
383>xmlNodePtr</A
384> node);
385<GTKDOCLINK
386HREF="DOUBLE"
387>double</GTKDOCLINK
388>      <A
389HREF="libxml-xpath.html#XMLXPATHCASTNODESETTONUMBER"
390>xmlXPathCastNodeSetToNumber</A
391>     (<A
392HREF="libxml-xpath.html#XMLNODESETPTR"
393>xmlNodeSetPtr</A
394> ns);
395<GTKDOCLINK
396HREF="DOUBLE"
397>double</GTKDOCLINK
398>      <A
399HREF="libxml-xpath.html#XMLXPATHCASTTONUMBER"
400>xmlXPathCastToNumber</A
401>            (<A
402HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
403>xmlXPathObjectPtr</A
404> val);
405<A
406HREF="libxml-tree.html#XMLCHAR"
407>xmlChar</A
408>*    <A
409HREF="libxml-xpath.html#XMLXPATHCASTBOOLEANTOSTRING"
410>xmlXPathCastBooleanToString</A
411>     (int val);
412<A
413HREF="libxml-tree.html#XMLCHAR"
414>xmlChar</A
415>*    <A
416HREF="libxml-xpath.html#XMLXPATHCASTNUMBERTOSTRING"
417>xmlXPathCastNumberToString</A
418>      (<GTKDOCLINK
419HREF="DOUBLE"
420>double</GTKDOCLINK
421> val);
422<A
423HREF="libxml-tree.html#XMLCHAR"
424>xmlChar</A
425>*    <A
426HREF="libxml-xpath.html#XMLXPATHCASTNODETOSTRING"
427>xmlXPathCastNodeToString</A
428>        (<A
429HREF="libxml-tree.html#XMLNODEPTR"
430>xmlNodePtr</A
431> node);
432<A
433HREF="libxml-tree.html#XMLCHAR"
434>xmlChar</A
435>*    <A
436HREF="libxml-xpath.html#XMLXPATHCASTNODESETTOSTRING"
437>xmlXPathCastNodeSetToString</A
438>     (<A
439HREF="libxml-xpath.html#XMLNODESETPTR"
440>xmlNodeSetPtr</A
441> ns);
442<A
443HREF="libxml-tree.html#XMLCHAR"
444>xmlChar</A
445>*    <A
446HREF="libxml-xpath.html#XMLXPATHCASTTOSTRING"
447>xmlXPathCastToString</A
448>            (<A
449HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
450>xmlXPathObjectPtr</A
451> val);
452<A
453HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
454>xmlXPathObjectPtr</A
455> <A
456HREF="libxml-xpath.html#XMLXPATHCONVERTBOOLEAN"
457>xmlXPathConvertBoolean</A
458>    (<A
459HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
460>xmlXPathObjectPtr</A
461> val);
462<A
463HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
464>xmlXPathObjectPtr</A
465> <A
466HREF="libxml-xpath.html#XMLXPATHCONVERTNUMBER"
467>xmlXPathConvertNumber</A
468>     (<A
469HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
470>xmlXPathObjectPtr</A
471> val);
472<A
473HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
474>xmlXPathObjectPtr</A
475> <A
476HREF="libxml-xpath.html#XMLXPATHCONVERTSTRING"
477>xmlXPathConvertString</A
478>     (<A
479HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
480>xmlXPathObjectPtr</A
481> val);
482void        <A
483HREF="libxml-xpath.html#XMLXPATHINIT"
484>xmlXPathInit</A
485>                    (void);
486<A
487HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
488>xmlXPathContextPtr</A
489> <A
490HREF="libxml-xpath.html#XMLXPATHNEWCONTEXT"
491>xmlXPathNewContext</A
492>       (<A
493HREF="libxml-tree.html#XMLDOCPTR"
494>xmlDocPtr</A
495> doc);
496void        <A
497HREF="libxml-xpath.html#XMLXPATHFREECONTEXT"
498>xmlXPathFreeContext</A
499>             (<A
500HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
501>xmlXPathContextPtr</A
502> ctxt);
503<A
504HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
505>xmlXPathObjectPtr</A
506> <A
507HREF="libxml-xpath.html#XMLXPATHEVAL"
508>xmlXPathEval</A
509>              (const <A
510HREF="libxml-tree.html#XMLCHAR"
511>xmlChar</A
512> *str,
513                                             <A
514HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
515>xmlXPathContextPtr</A
516> ctxt);
517<A
518HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
519>xmlXPathObjectPtr</A
520> <A
521HREF="libxml-xpath.html#XMLXPATHEVALEXPRESSION"
522>xmlXPathEvalExpression</A
523>    (const <A
524HREF="libxml-tree.html#XMLCHAR"
525>xmlChar</A
526> *str,
527                                             <A
528HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
529>xmlXPathContextPtr</A
530> ctxt);
531int         <A
532HREF="libxml-xpath.html#XMLXPATHEVALPREDICATE"
533>xmlXPathEvalPredicate</A
534>           (<A
535HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
536>xmlXPathContextPtr</A
537> ctxt,
538                                             <A
539HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
540>xmlXPathObjectPtr</A
541> res);
542<A
543HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
544>xmlXPathCompExprPtr</A
545> <A
546HREF="libxml-xpath.html#XMLXPATHCOMPILE"
547>xmlXPathCompile</A
548>         (const <A
549HREF="libxml-tree.html#XMLCHAR"
550>xmlChar</A
551> *str);
552<A
553HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
554>xmlXPathObjectPtr</A
555> <A
556HREF="libxml-xpath.html#XMLXPATHCOMPILEDEVAL"
557>xmlXPathCompiledEval</A
558>      (<A
559HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
560>xmlXPathCompExprPtr</A
561> comp,
562                                             <A
563HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
564>xmlXPathContextPtr</A
565> ctx);
566void        <A
567HREF="libxml-xpath.html#XMLXPATHFREECOMPEXPR"
568>xmlXPathFreeCompExpr</A
569>            (<A
570HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
571>xmlXPathCompExprPtr</A
572> comp);</PRE
573></TD
574></TR
575></TABLE
576></DIV
577><DIV
578CLASS="REFSECT1"
579><A
580NAME="AEN11374"
581></A
582><H2
583>Description</H2
584><P
585></P
586></DIV
587><DIV
588CLASS="REFSECT1"
589><A
590NAME="AEN11377"
591></A
592><H2
593>Details</H2
594><DIV
595CLASS="REFSECT2"
596><A
597NAME="AEN11379"
598></A
599><H3
600><A
601NAME="XMLXPATHCONTEXT"
602></A
603>struct xmlXPathContext</H3
604><TABLE
605BORDER="0"
606BGCOLOR="#D6E8FF"
607WIDTH="100%"
608CELLPADDING="6"
609><TR
610><TD
611><PRE
612CLASS="PROGRAMLISTING"
613>struct xmlXPathContext {
614    xmlDocPtr doc;			/* The current document */
615    xmlNodePtr node;			/* The current node */
616
617    int nb_variables_unused;		/* unused (hash table) */
618    int max_variables_unused;		/* unused (hash table) */
619    xmlHashTablePtr varHash;		/* Hash table of defined variables */
620
621    int nb_types;			/* number of defined types */
622    int max_types;			/* max number of types */
623    xmlXPathTypePtr types;		/* Array of defined types */
624
625    int nb_funcs_unused;		/* unused (hash table) */
626    int max_funcs_unused;		/* unused (hash table) */
627    xmlHashTablePtr funcHash;		/* Hash table of defined funcs */
628
629    int nb_axis;			/* number of defined axis */
630    int max_axis;			/* max number of axis */
631    xmlXPathAxisPtr axis;		/* Array of defined axis */
632
633    /* the namespace nodes of the context node */
634    xmlNsPtr *namespaces;		/* Array of namespaces */
635    int nsNr;				/* number of namespace in scope */
636    void *user;				/* function to free */
637
638    /* extra variables */
639    int contextSize;			/* the context size */
640    int proximityPosition;		/* the proximity position */
641
642    /* extra stuff for XPointer */
643    int xptr;				/* it this an XPointer context */
644    xmlNodePtr here;			/* for here() */
645    xmlNodePtr origin;			/* for origin() */
646
647    /* the set of namespace declarations in scope for the expression */
648    xmlHashTablePtr nsHash;		/* The namespaces hash table */
649    void *varLookupFunc;		/* variable lookup func */
650    void *varLookupData;		/* variable lookup data */
651
652    /* Possibility to link in an extra item */
653    void *extra;                        /* needed for XSLT */
654
655    /* The function name and URI when calling a function */
656    const xmlChar *function;
657    const xmlChar *functionURI;
658};</PRE
659></TD
660></TR
661></TABLE
662><P
663></P
664></DIV
665><HR><DIV
666CLASS="REFSECT2"
667><A
668NAME="AEN11384"
669></A
670><H3
671><A
672NAME="XMLXPATHCONTEXTPTR"
673></A
674>xmlXPathContextPtr</H3
675><TABLE
676BORDER="0"
677BGCOLOR="#D6E8FF"
678WIDTH="100%"
679CELLPADDING="6"
680><TR
681><TD
682><PRE
683CLASS="PROGRAMLISTING"
684>typedef xmlXPathContext *xmlXPathContextPtr;</PRE
685></TD
686></TR
687></TABLE
688><P
689></P
690></DIV
691><HR><DIV
692CLASS="REFSECT2"
693><A
694NAME="AEN11389"
695></A
696><H3
697><A
698NAME="XMLXPATHPARSERCONTEXT"
699></A
700>struct xmlXPathParserContext</H3
701><TABLE
702BORDER="0"
703BGCOLOR="#D6E8FF"
704WIDTH="100%"
705CELLPADDING="6"
706><TR
707><TD
708><PRE
709CLASS="PROGRAMLISTING"
710>struct xmlXPathParserContext {
711    const xmlChar *cur;			/* the current char being parsed */
712    const xmlChar *base;			/* the full expression */
713
714    int error;				/* error code */
715
716    xmlXPathContextPtr  context;	/* the evaluation context */
717    xmlXPathObjectPtr     value;	/* the current value */
718    int                 valueNr;	/* number of values stacked */
719    int                valueMax;	/* max number of values stacked */
720    xmlXPathObjectPtr *valueTab;	/* stack of values */
721
722    xmlXPathCompExprPtr comp;		/* the precompiled expression */
723    int xptr;				/* it this an XPointer expression */
724    xmlNodePtr         ancestor;	/* used for walking preceding axis */
725};</PRE
726></TD
727></TR
728></TABLE
729><P
730></P
731></DIV
732><HR><DIV
733CLASS="REFSECT2"
734><A
735NAME="AEN11394"
736></A
737><H3
738><A
739NAME="XMLXPATHPARSERCONTEXTPTR"
740></A
741>xmlXPathParserContextPtr</H3
742><TABLE
743BORDER="0"
744BGCOLOR="#D6E8FF"
745WIDTH="100%"
746CELLPADDING="6"
747><TR
748><TD
749><PRE
750CLASS="PROGRAMLISTING"
751>typedef xmlXPathParserContext *xmlXPathParserContextPtr;</PRE
752></TD
753></TR
754></TABLE
755><P
756></P
757></DIV
758><HR><DIV
759CLASS="REFSECT2"
760><A
761NAME="AEN11399"
762></A
763><H3
764><A
765NAME="XMLXPATHERROR"
766></A
767>enum xmlXPathError</H3
768><TABLE
769BORDER="0"
770BGCOLOR="#D6E8FF"
771WIDTH="100%"
772CELLPADDING="6"
773><TR
774><TD
775><PRE
776CLASS="PROGRAMLISTING"
777>typedef enum {
778    XPATH_EXPRESSION_OK = 0,
779    XPATH_NUMBER_ERROR,
780    XPATH_UNFINISHED_LITERAL_ERROR,
781    XPATH_START_LITERAL_ERROR,
782    XPATH_VARIABLE_REF_ERROR,
783    XPATH_UNDEF_VARIABLE_ERROR,
784    XPATH_INVALID_PREDICATE_ERROR,
785    XPATH_EXPR_ERROR,
786    XPATH_UNCLOSED_ERROR,
787    XPATH_UNKNOWN_FUNC_ERROR,
788    XPATH_INVALID_OPERAND,
789    XPATH_INVALID_TYPE,
790    XPATH_INVALID_ARITY,
791    XPATH_INVALID_CTXT_SIZE,
792    XPATH_INVALID_CTXT_POSITION,
793    XPATH_MEMORY_ERROR,
794    XPTR_SYNTAX_ERROR,
795    XPTR_RESOURCE_ERROR,
796    XPTR_SUB_RESOURCE_ERROR,
797    XPATH_UNDEF_PREFIX_ERROR,
798    XPATH_ENCODING_ERROR,
799    XPATH_INVALID_CHAR_ERROR
800} xmlXPathError;</PRE
801></TD
802></TR
803></TABLE
804><P
805></P
806></DIV
807><HR><DIV
808CLASS="REFSECT2"
809><A
810NAME="AEN11404"
811></A
812><H3
813><A
814NAME="XMLNODESET"
815></A
816>struct xmlNodeSet</H3
817><TABLE
818BORDER="0"
819BGCOLOR="#D6E8FF"
820WIDTH="100%"
821CELLPADDING="6"
822><TR
823><TD
824><PRE
825CLASS="PROGRAMLISTING"
826>struct xmlNodeSet {
827    int nodeNr;			/* number of nodes in the set */
828    int nodeMax;		/* size of the array as allocated */
829    xmlNodePtr *nodeTab;	/* array of nodes in no particular order */
830};</PRE
831></TD
832></TR
833></TABLE
834><P
835></P
836></DIV
837><HR><DIV
838CLASS="REFSECT2"
839><A
840NAME="AEN11409"
841></A
842><H3
843><A
844NAME="XMLNODESETPTR"
845></A
846>xmlNodeSetPtr</H3
847><TABLE
848BORDER="0"
849BGCOLOR="#D6E8FF"
850WIDTH="100%"
851CELLPADDING="6"
852><TR
853><TD
854><PRE
855CLASS="PROGRAMLISTING"
856>typedef xmlNodeSet *xmlNodeSetPtr;</PRE
857></TD
858></TR
859></TABLE
860><P
861></P
862></DIV
863><HR><DIV
864CLASS="REFSECT2"
865><A
866NAME="AEN11414"
867></A
868><H3
869><A
870NAME="XMLXPATHOBJECTTYPE"
871></A
872>enum xmlXPathObjectType</H3
873><TABLE
874BORDER="0"
875BGCOLOR="#D6E8FF"
876WIDTH="100%"
877CELLPADDING="6"
878><TR
879><TD
880><PRE
881CLASS="PROGRAMLISTING"
882>typedef enum {
883    XPATH_UNDEFINED = 0,
884    XPATH_NODESET = 1,
885    XPATH_BOOLEAN = 2,
886    XPATH_NUMBER = 3,
887    XPATH_STRING = 4,
888    XPATH_POINT = 5,
889    XPATH_RANGE = 6,
890    XPATH_LOCATIONSET = 7,
891    XPATH_USERS = 8,
892    XPATH_XSLT_TREE = 9  /* An XSLT value tree, non modifiable */
893} xmlXPathObjectType;</PRE
894></TD
895></TR
896></TABLE
897><P
898></P
899></DIV
900><HR><DIV
901CLASS="REFSECT2"
902><A
903NAME="AEN11419"
904></A
905><H3
906><A
907NAME="XMLXPATHOBJECT"
908></A
909>struct xmlXPathObject</H3
910><TABLE
911BORDER="0"
912BGCOLOR="#D6E8FF"
913WIDTH="100%"
914CELLPADDING="6"
915><TR
916><TD
917><PRE
918CLASS="PROGRAMLISTING"
919>struct xmlXPathObject {
920    xmlXPathObjectType type;
921    xmlNodeSetPtr nodesetval;
922    int boolval;
923    double floatval;
924    xmlChar *stringval;
925    void *user;
926    int index;
927    void *user2;
928    int index2;
929};</PRE
930></TD
931></TR
932></TABLE
933><P
934></P
935></DIV
936><HR><DIV
937CLASS="REFSECT2"
938><A
939NAME="AEN11424"
940></A
941><H3
942><A
943NAME="XMLXPATHOBJECTPTR"
944></A
945>xmlXPathObjectPtr</H3
946><TABLE
947BORDER="0"
948BGCOLOR="#D6E8FF"
949WIDTH="100%"
950CELLPADDING="6"
951><TR
952><TD
953><PRE
954CLASS="PROGRAMLISTING"
955>typedef xmlXPathObject *xmlXPathObjectPtr;</PRE
956></TD
957></TR
958></TABLE
959><P
960></P
961></DIV
962><HR><DIV
963CLASS="REFSECT2"
964><A
965NAME="AEN11429"
966></A
967><H3
968><A
969NAME="XMLXPATHCONVERTFUNC"
970></A
971>xmlXPathConvertFunc ()</H3
972><TABLE
973BORDER="0"
974BGCOLOR="#D6E8FF"
975WIDTH="100%"
976CELLPADDING="6"
977><TR
978><TD
979><PRE
980CLASS="PROGRAMLISTING"
981>int         (*xmlXPathConvertFunc)          (<A
982HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
983>xmlXPathObjectPtr</A
984> obj,
985                                             int type);</PRE
986></TD
987></TR
988></TABLE
989><P
990></P
991><DIV
992CLASS="INFORMALTABLE"
993><A
994NAME="AEN11435"
995></A
996><P
997></P
998><TABLE
999BORDER="0"
1000WIDTH="100%"
1001BGCOLOR="#FFD0D0"
1002CELLSPACING="0"
1003CELLPADDING="4"
1004CLASS="CALSTABLE"
1005><TBODY
1006><TR
1007><TD
1008WIDTH="20%"
1009ALIGN="RIGHT"
1010VALIGN="TOP"
1011><TT
1012CLASS="PARAMETER"
1013><I
1014>obj</I
1015></TT
1016>&nbsp;:</TD
1017><TD
1018WIDTH="80%"
1019ALIGN="LEFT"
1020VALIGN="TOP"
1021>&nbsp;</TD
1022></TR
1023><TR
1024><TD
1025WIDTH="20%"
1026ALIGN="RIGHT"
1027VALIGN="TOP"
1028><TT
1029CLASS="PARAMETER"
1030><I
1031>type</I
1032></TT
1033>&nbsp;:</TD
1034><TD
1035WIDTH="80%"
1036ALIGN="LEFT"
1037VALIGN="TOP"
1038>&nbsp;</TD
1039></TR
1040><TR
1041><TD
1042WIDTH="20%"
1043ALIGN="RIGHT"
1044VALIGN="TOP"
1045><I
1046CLASS="EMPHASIS"
1047>Returns</I
1048> :</TD
1049><TD
1050WIDTH="80%"
1051ALIGN="LEFT"
1052VALIGN="TOP"
1053>&nbsp;</TD
1054></TR
1055></TBODY
1056></TABLE
1057><P
1058></P
1059></DIV
1060></DIV
1061><HR><DIV
1062CLASS="REFSECT2"
1063><A
1064NAME="AEN11452"
1065></A
1066><H3
1067><A
1068NAME="XMLXPATHTYPE"
1069></A
1070>struct xmlXPathType</H3
1071><TABLE
1072BORDER="0"
1073BGCOLOR="#D6E8FF"
1074WIDTH="100%"
1075CELLPADDING="6"
1076><TR
1077><TD
1078><PRE
1079CLASS="PROGRAMLISTING"
1080>struct xmlXPathType {
1081    const xmlChar         *name;		/* the type name */
1082    xmlXPathConvertFunc func;		/* the conversion function */
1083};</PRE
1084></TD
1085></TR
1086></TABLE
1087><P
1088></P
1089></DIV
1090><HR><DIV
1091CLASS="REFSECT2"
1092><A
1093NAME="AEN11457"
1094></A
1095><H3
1096><A
1097NAME="XMLXPATHTYPEPTR"
1098></A
1099>xmlXPathTypePtr</H3
1100><TABLE
1101BORDER="0"
1102BGCOLOR="#D6E8FF"
1103WIDTH="100%"
1104CELLPADDING="6"
1105><TR
1106><TD
1107><PRE
1108CLASS="PROGRAMLISTING"
1109>typedef xmlXPathType *xmlXPathTypePtr;</PRE
1110></TD
1111></TR
1112></TABLE
1113><P
1114></P
1115></DIV
1116><HR><DIV
1117CLASS="REFSECT2"
1118><A
1119NAME="AEN11462"
1120></A
1121><H3
1122><A
1123NAME="XMLXPATHVARIABLE"
1124></A
1125>struct xmlXPathVariable</H3
1126><TABLE
1127BORDER="0"
1128BGCOLOR="#D6E8FF"
1129WIDTH="100%"
1130CELLPADDING="6"
1131><TR
1132><TD
1133><PRE
1134CLASS="PROGRAMLISTING"
1135>struct xmlXPathVariable {
1136    const xmlChar       *name;		/* the variable name */
1137    xmlXPathObjectPtr value;		/* the value */
1138};</PRE
1139></TD
1140></TR
1141></TABLE
1142><P
1143></P
1144></DIV
1145><HR><DIV
1146CLASS="REFSECT2"
1147><A
1148NAME="AEN11467"
1149></A
1150><H3
1151><A
1152NAME="XMLXPATHVARIABLEPTR"
1153></A
1154>xmlXPathVariablePtr</H3
1155><TABLE
1156BORDER="0"
1157BGCOLOR="#D6E8FF"
1158WIDTH="100%"
1159CELLPADDING="6"
1160><TR
1161><TD
1162><PRE
1163CLASS="PROGRAMLISTING"
1164>typedef xmlXPathVariable *xmlXPathVariablePtr;</PRE
1165></TD
1166></TR
1167></TABLE
1168><P
1169></P
1170></DIV
1171><HR><DIV
1172CLASS="REFSECT2"
1173><A
1174NAME="AEN11472"
1175></A
1176><H3
1177><A
1178NAME="XMLXPATHEVALFUNC"
1179></A
1180>xmlXPathEvalFunc ()</H3
1181><TABLE
1182BORDER="0"
1183BGCOLOR="#D6E8FF"
1184WIDTH="100%"
1185CELLPADDING="6"
1186><TR
1187><TD
1188><PRE
1189CLASS="PROGRAMLISTING"
1190>void        (*xmlXPathEvalFunc)             (<A
1191HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
1192>xmlXPathParserContextPtr</A
1193> ctxt,
1194                                             int nargs);</PRE
1195></TD
1196></TR
1197></TABLE
1198><P
1199></P
1200><DIV
1201CLASS="INFORMALTABLE"
1202><A
1203NAME="AEN11478"
1204></A
1205><P
1206></P
1207><TABLE
1208BORDER="0"
1209WIDTH="100%"
1210BGCOLOR="#FFD0D0"
1211CELLSPACING="0"
1212CELLPADDING="4"
1213CLASS="CALSTABLE"
1214><TBODY
1215><TR
1216><TD
1217WIDTH="20%"
1218ALIGN="RIGHT"
1219VALIGN="TOP"
1220><TT
1221CLASS="PARAMETER"
1222><I
1223>ctxt</I
1224></TT
1225>&nbsp;:</TD
1226><TD
1227WIDTH="80%"
1228ALIGN="LEFT"
1229VALIGN="TOP"
1230>&nbsp;</TD
1231></TR
1232><TR
1233><TD
1234WIDTH="20%"
1235ALIGN="RIGHT"
1236VALIGN="TOP"
1237><TT
1238CLASS="PARAMETER"
1239><I
1240>nargs</I
1241></TT
1242>&nbsp;:</TD
1243><TD
1244WIDTH="80%"
1245ALIGN="LEFT"
1246VALIGN="TOP"
1247>&nbsp;</TD
1248></TR
1249></TBODY
1250></TABLE
1251><P
1252></P
1253></DIV
1254></DIV
1255><HR><DIV
1256CLASS="REFSECT2"
1257><A
1258NAME="AEN11491"
1259></A
1260><H3
1261><A
1262NAME="XMLXPATHFUNCT"
1263></A
1264>struct xmlXPathFunct</H3
1265><TABLE
1266BORDER="0"
1267BGCOLOR="#D6E8FF"
1268WIDTH="100%"
1269CELLPADDING="6"
1270><TR
1271><TD
1272><PRE
1273CLASS="PROGRAMLISTING"
1274>struct xmlXPathFunct {
1275    const xmlChar      *name;		/* the function name */
1276    xmlXPathEvalFunc func;		/* the evaluation function */
1277};</PRE
1278></TD
1279></TR
1280></TABLE
1281><P
1282></P
1283></DIV
1284><HR><DIV
1285CLASS="REFSECT2"
1286><A
1287NAME="AEN11496"
1288></A
1289><H3
1290><A
1291NAME="XMLXPATHFUNCPTR"
1292></A
1293>xmlXPathFuncPtr</H3
1294><TABLE
1295BORDER="0"
1296BGCOLOR="#D6E8FF"
1297WIDTH="100%"
1298CELLPADDING="6"
1299><TR
1300><TD
1301><PRE
1302CLASS="PROGRAMLISTING"
1303>typedef xmlXPathFunct *xmlXPathFuncPtr;</PRE
1304></TD
1305></TR
1306></TABLE
1307><P
1308></P
1309></DIV
1310><HR><DIV
1311CLASS="REFSECT2"
1312><A
1313NAME="AEN11501"
1314></A
1315><H3
1316><A
1317NAME="XMLXPATHAXISFUNC"
1318></A
1319>xmlXPathAxisFunc ()</H3
1320><TABLE
1321BORDER="0"
1322BGCOLOR="#D6E8FF"
1323WIDTH="100%"
1324CELLPADDING="6"
1325><TR
1326><TD
1327><PRE
1328CLASS="PROGRAMLISTING"
1329><A
1330HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
1331>xmlXPathObjectPtr</A
1332> (*xmlXPathAxisFunc)       (<A
1333HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
1334>xmlXPathParserContextPtr</A
1335> ctxt,
1336                                             <A
1337HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
1338>xmlXPathObjectPtr</A
1339> cur);</PRE
1340></TD
1341></TR
1342></TABLE
1343><P
1344></P
1345><DIV
1346CLASS="INFORMALTABLE"
1347><A
1348NAME="AEN11509"
1349></A
1350><P
1351></P
1352><TABLE
1353BORDER="0"
1354WIDTH="100%"
1355BGCOLOR="#FFD0D0"
1356CELLSPACING="0"
1357CELLPADDING="4"
1358CLASS="CALSTABLE"
1359><TBODY
1360><TR
1361><TD
1362WIDTH="20%"
1363ALIGN="RIGHT"
1364VALIGN="TOP"
1365><TT
1366CLASS="PARAMETER"
1367><I
1368>ctxt</I
1369></TT
1370>&nbsp;:</TD
1371><TD
1372WIDTH="80%"
1373ALIGN="LEFT"
1374VALIGN="TOP"
1375>&nbsp;</TD
1376></TR
1377><TR
1378><TD
1379WIDTH="20%"
1380ALIGN="RIGHT"
1381VALIGN="TOP"
1382><TT
1383CLASS="PARAMETER"
1384><I
1385>cur</I
1386></TT
1387>&nbsp;:</TD
1388><TD
1389WIDTH="80%"
1390ALIGN="LEFT"
1391VALIGN="TOP"
1392>&nbsp;</TD
1393></TR
1394><TR
1395><TD
1396WIDTH="20%"
1397ALIGN="RIGHT"
1398VALIGN="TOP"
1399><I
1400CLASS="EMPHASIS"
1401>Returns</I
1402> :</TD
1403><TD
1404WIDTH="80%"
1405ALIGN="LEFT"
1406VALIGN="TOP"
1407>&nbsp;</TD
1408></TR
1409></TBODY
1410></TABLE
1411><P
1412></P
1413></DIV
1414></DIV
1415><HR><DIV
1416CLASS="REFSECT2"
1417><A
1418NAME="AEN11526"
1419></A
1420><H3
1421><A
1422NAME="XMLXPATHAXIS"
1423></A
1424>struct xmlXPathAxis</H3
1425><TABLE
1426BORDER="0"
1427BGCOLOR="#D6E8FF"
1428WIDTH="100%"
1429CELLPADDING="6"
1430><TR
1431><TD
1432><PRE
1433CLASS="PROGRAMLISTING"
1434>struct xmlXPathAxis {
1435    const xmlChar      *name;		/* the axis name */
1436    xmlXPathAxisFunc func;		/* the search function */
1437};</PRE
1438></TD
1439></TR
1440></TABLE
1441><P
1442></P
1443></DIV
1444><HR><DIV
1445CLASS="REFSECT2"
1446><A
1447NAME="AEN11531"
1448></A
1449><H3
1450><A
1451NAME="XMLXPATHAXISPTR"
1452></A
1453>xmlXPathAxisPtr</H3
1454><TABLE
1455BORDER="0"
1456BGCOLOR="#D6E8FF"
1457WIDTH="100%"
1458CELLPADDING="6"
1459><TR
1460><TD
1461><PRE
1462CLASS="PROGRAMLISTING"
1463>typedef xmlXPathAxis *xmlXPathAxisPtr;</PRE
1464></TD
1465></TR
1466></TABLE
1467><P
1468></P
1469></DIV
1470><HR><DIV
1471CLASS="REFSECT2"
1472><A
1473NAME="AEN11536"
1474></A
1475><H3
1476><A
1477NAME="XMLXPATHCOMPEXPR"
1478></A
1479>struct xmlXPathCompExpr</H3
1480><TABLE
1481BORDER="0"
1482BGCOLOR="#D6E8FF"
1483WIDTH="100%"
1484CELLPADDING="6"
1485><TR
1486><TD
1487><PRE
1488CLASS="PROGRAMLISTING"
1489>struct xmlXPathCompExpr;</PRE
1490></TD
1491></TR
1492></TABLE
1493><P
1494>[14]   Expr ::=   OrExpr 
1495[21]   OrExpr ::=   AndExpr 
1496| OrExpr 'or' AndExpr </P
1497><P
1498>Parse and compile an expression</P
1499><P
1500></P
1501></DIV
1502><HR><DIV
1503CLASS="REFSECT2"
1504><A
1505NAME="AEN11543"
1506></A
1507><H3
1508><A
1509NAME="XMLXPATHCOMPEXPRPTR"
1510></A
1511>xmlXPathCompExprPtr</H3
1512><TABLE
1513BORDER="0"
1514BGCOLOR="#D6E8FF"
1515WIDTH="100%"
1516CELLPADDING="6"
1517><TR
1518><TD
1519><PRE
1520CLASS="PROGRAMLISTING"
1521>typedef xmlXPathCompExpr *xmlXPathCompExprPtr;</PRE
1522></TD
1523></TR
1524></TABLE
1525><P
1526></P
1527></DIV
1528><HR><DIV
1529CLASS="REFSECT2"
1530><A
1531NAME="AEN11548"
1532></A
1533><H3
1534><A
1535NAME="XMLXPATHFUNCTION"
1536></A
1537>xmlXPathFunction ()</H3
1538><TABLE
1539BORDER="0"
1540BGCOLOR="#D6E8FF"
1541WIDTH="100%"
1542CELLPADDING="6"
1543><TR
1544><TD
1545><PRE
1546CLASS="PROGRAMLISTING"
1547>void        (*xmlXPathFunction)             (<A
1548HREF="libxml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
1549>xmlXPathParserContextPtr</A
1550> ctxt,
1551                                             int nargs);</PRE
1552></TD
1553></TR
1554></TABLE
1555><P
1556></P
1557><DIV
1558CLASS="INFORMALTABLE"
1559><A
1560NAME="AEN11554"
1561></A
1562><P
1563></P
1564><TABLE
1565BORDER="0"
1566WIDTH="100%"
1567BGCOLOR="#FFD0D0"
1568CELLSPACING="0"
1569CELLPADDING="4"
1570CLASS="CALSTABLE"
1571><TBODY
1572><TR
1573><TD
1574WIDTH="20%"
1575ALIGN="RIGHT"
1576VALIGN="TOP"
1577><TT
1578CLASS="PARAMETER"
1579><I
1580>ctxt</I
1581></TT
1582>&nbsp;:</TD
1583><TD
1584WIDTH="80%"
1585ALIGN="LEFT"
1586VALIGN="TOP"
1587>&nbsp;</TD
1588></TR
1589><TR
1590><TD
1591WIDTH="20%"
1592ALIGN="RIGHT"
1593VALIGN="TOP"
1594><TT
1595CLASS="PARAMETER"
1596><I
1597>nargs</I
1598></TT
1599>&nbsp;:</TD
1600><TD
1601WIDTH="80%"
1602ALIGN="LEFT"
1603VALIGN="TOP"
1604>&nbsp;</TD
1605></TR
1606></TBODY
1607></TABLE
1608><P
1609></P
1610></DIV
1611></DIV
1612><HR><DIV
1613CLASS="REFSECT2"
1614><A
1615NAME="AEN11567"
1616></A
1617><H3
1618><A
1619NAME="XMLXPATHNODESETGETLENGTH"
1620></A
1621>xmlXPathNodeSetGetLength()</H3
1622><TABLE
1623BORDER="0"
1624BGCOLOR="#D6E8FF"
1625WIDTH="100%"
1626CELLPADDING="6"
1627><TR
1628><TD
1629><PRE
1630CLASS="PROGRAMLISTING"
1631>#define xmlXPathNodeSetGetLength(ns) ((ns) ? (ns)-&gt;nodeNr : 0)</PRE
1632></TD
1633></TR
1634></TABLE
1635><P
1636></P
1637><DIV
1638CLASS="INFORMALTABLE"
1639><A
1640NAME="AEN11572"
1641></A
1642><P
1643></P
1644><TABLE
1645BORDER="0"
1646WIDTH="100%"
1647BGCOLOR="#FFD0D0"
1648CELLSPACING="0"
1649CELLPADDING="4"
1650CLASS="CALSTABLE"
1651><TBODY
1652><TR
1653><TD
1654WIDTH="20%"
1655ALIGN="RIGHT"
1656VALIGN="TOP"
1657><TT
1658CLASS="PARAMETER"
1659><I
1660>ns</I
1661></TT
1662>&nbsp;:</TD
1663><TD
1664WIDTH="80%"
1665ALIGN="LEFT"
1666VALIGN="TOP"
1667>&nbsp;</TD
1668></TR
1669></TBODY
1670></TABLE
1671><P
1672></P
1673></DIV
1674></DIV
1675><HR><DIV
1676CLASS="REFSECT2"
1677><A
1678NAME="AEN11581"
1679></A
1680><H3
1681><A
1682NAME="XMLXPATHNODESETITEM"
1683></A
1684>xmlXPathNodeSetItem()</H3
1685><TABLE
1686BORDER="0"
1687BGCOLOR="#D6E8FF"
1688WIDTH="100%"
1689CELLPADDING="6"
1690><TR
1691><TD
1692><PRE
1693CLASS="PROGRAMLISTING"
1694>#define     xmlXPathNodeSetItem(ns, index)</PRE
1695></TD
1696></TR
1697></TABLE
1698><P
1699></P
1700><DIV
1701CLASS="INFORMALTABLE"
1702><A
1703NAME="AEN11586"
1704></A
1705><P
1706></P
1707><TABLE
1708BORDER="0"
1709WIDTH="100%"
1710BGCOLOR="#FFD0D0"
1711CELLSPACING="0"
1712CELLPADDING="4"
1713CLASS="CALSTABLE"
1714><TBODY
1715><TR
1716><TD
1717WIDTH="20%"
1718ALIGN="RIGHT"
1719VALIGN="TOP"
1720><TT
1721CLASS="PARAMETER"
1722><I
1723>ns</I
1724></TT
1725>&nbsp;:</TD
1726><TD
1727WIDTH="80%"
1728ALIGN="LEFT"
1729VALIGN="TOP"
1730>&nbsp;</TD
1731></TR
1732><TR
1733><TD
1734WIDTH="20%"
1735ALIGN="RIGHT"
1736VALIGN="TOP"
1737><TT
1738CLASS="PARAMETER"
1739><I
1740>index</I
1741></TT
1742>&nbsp;:</TD
1743><TD
1744WIDTH="80%"
1745ALIGN="LEFT"
1746VALIGN="TOP"
1747>&nbsp;</TD
1748></TR
1749></TBODY
1750></TABLE
1751><P
1752></P
1753></DIV
1754></DIV
1755><HR><DIV
1756CLASS="REFSECT2"
1757><A
1758NAME="AEN11599"
1759></A
1760><H3
1761><A
1762NAME="XMLXPATHNODESETISEMPTY"
1763></A
1764>xmlXPathNodeSetIsEmpty()</H3
1765><TABLE
1766BORDER="0"
1767BGCOLOR="#D6E8FF"
1768WIDTH="100%"
1769CELLPADDING="6"
1770><TR
1771><TD
1772><PRE
1773CLASS="PROGRAMLISTING"
1774>#define     xmlXPathNodeSetIsEmpty(ns)</PRE
1775></TD
1776></TR
1777></TABLE
1778><P
1779></P
1780><DIV
1781CLASS="INFORMALTABLE"
1782><A
1783NAME="AEN11604"
1784></A
1785><P
1786></P
1787><TABLE
1788BORDER="0"
1789WIDTH="100%"
1790BGCOLOR="#FFD0D0"
1791CELLSPACING="0"
1792CELLPADDING="4"
1793CLASS="CALSTABLE"
1794><TBODY
1795><TR
1796><TD
1797WIDTH="20%"
1798ALIGN="RIGHT"
1799VALIGN="TOP"
1800><TT
1801CLASS="PARAMETER"
1802><I
1803>ns</I
1804></TT
1805>&nbsp;:</TD
1806><TD
1807WIDTH="80%"
1808ALIGN="LEFT"
1809VALIGN="TOP"
1810>&nbsp;</TD
1811></TR
1812></TBODY
1813></TABLE
1814><P
1815></P
1816></DIV
1817></DIV
1818><HR><DIV
1819CLASS="REFSECT2"
1820><A
1821NAME="AEN11613"
1822></A
1823><H3
1824><A
1825NAME="XMLXPATHFREEOBJECT"
1826></A
1827>xmlXPathFreeObject ()</H3
1828><TABLE
1829BORDER="0"
1830BGCOLOR="#D6E8FF"
1831WIDTH="100%"
1832CELLPADDING="6"
1833><TR
1834><TD
1835><PRE
1836CLASS="PROGRAMLISTING"
1837>void        xmlXPathFreeObject              (<A
1838HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
1839>xmlXPathObjectPtr</A
1840> obj);</PRE
1841></TD
1842></TR
1843></TABLE
1844><P
1845>Free up an xmlXPathObjectPtr object.</P
1846><P
1847></P
1848><DIV
1849CLASS="INFORMALTABLE"
1850><A
1851NAME="AEN11620"
1852></A
1853><P
1854></P
1855><TABLE
1856BORDER="0"
1857WIDTH="100%"
1858BGCOLOR="#FFD0D0"
1859CELLSPACING="0"
1860CELLPADDING="4"
1861CLASS="CALSTABLE"
1862><TBODY
1863><TR
1864><TD
1865WIDTH="20%"
1866ALIGN="RIGHT"
1867VALIGN="TOP"
1868><TT
1869CLASS="PARAMETER"
1870><I
1871>obj</I
1872></TT
1873>&nbsp;:</TD
1874><TD
1875WIDTH="80%"
1876ALIGN="LEFT"
1877VALIGN="TOP"
1878>  the object to free</TD
1879></TR
1880></TBODY
1881></TABLE
1882><P
1883></P
1884></DIV
1885></DIV
1886><HR><DIV
1887CLASS="REFSECT2"
1888><A
1889NAME="AEN11629"
1890></A
1891><H3
1892><A
1893NAME="XMLXPATHNODESETCREATE"
1894></A
1895>xmlXPathNodeSetCreate ()</H3
1896><TABLE
1897BORDER="0"
1898BGCOLOR="#D6E8FF"
1899WIDTH="100%"
1900CELLPADDING="6"
1901><TR
1902><TD
1903><PRE
1904CLASS="PROGRAMLISTING"
1905><A
1906HREF="libxml-xpath.html#XMLNODESETPTR"
1907>xmlNodeSetPtr</A
1908> xmlXPathNodeSetCreate         (<A
1909HREF="libxml-tree.html#XMLNODEPTR"
1910>xmlNodePtr</A
1911> val);</PRE
1912></TD
1913></TR
1914></TABLE
1915><P
1916>Create a new xmlNodeSetPtr of type double and of value <TT
1917CLASS="PARAMETER"
1918><I
1919>val</I
1920></TT
1921></P
1922><P
1923></P
1924><DIV
1925CLASS="INFORMALTABLE"
1926><A
1927NAME="AEN11638"
1928></A
1929><P
1930></P
1931><TABLE
1932BORDER="0"
1933WIDTH="100%"
1934BGCOLOR="#FFD0D0"
1935CELLSPACING="0"
1936CELLPADDING="4"
1937CLASS="CALSTABLE"
1938><TBODY
1939><TR
1940><TD
1941WIDTH="20%"
1942ALIGN="RIGHT"
1943VALIGN="TOP"
1944><TT
1945CLASS="PARAMETER"
1946><I
1947>val</I
1948></TT
1949>&nbsp;:</TD
1950><TD
1951WIDTH="80%"
1952ALIGN="LEFT"
1953VALIGN="TOP"
1954>  an initial xmlNodePtr, or NULL</TD
1955></TR
1956><TR
1957><TD
1958WIDTH="20%"
1959ALIGN="RIGHT"
1960VALIGN="TOP"
1961><I
1962CLASS="EMPHASIS"
1963>Returns</I
1964> :</TD
1965><TD
1966WIDTH="80%"
1967ALIGN="LEFT"
1968VALIGN="TOP"
1969>the newly created object.</TD
1970></TR
1971></TBODY
1972></TABLE
1973><P
1974></P
1975></DIV
1976></DIV
1977><HR><DIV
1978CLASS="REFSECT2"
1979><A
1980NAME="AEN11651"
1981></A
1982><H3
1983><A
1984NAME="XMLXPATHFREENODESETLIST"
1985></A
1986>xmlXPathFreeNodeSetList ()</H3
1987><TABLE
1988BORDER="0"
1989BGCOLOR="#D6E8FF"
1990WIDTH="100%"
1991CELLPADDING="6"
1992><TR
1993><TD
1994><PRE
1995CLASS="PROGRAMLISTING"
1996>void        xmlXPathFreeNodeSetList         (<A
1997HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
1998>xmlXPathObjectPtr</A
1999> obj);</PRE
2000></TD
2001></TR
2002></TABLE
2003><P
2004>Free up the xmlXPathObjectPtr <TT
2005CLASS="PARAMETER"
2006><I
2007>obj</I
2008></TT
2009> but don't deallocate the objects in
2010the list contrary to <A
2011HREF="libxml-xpath.html#XMLXPATHFREEOBJECT"
2012>xmlXPathFreeObject</A
2013>().</P
2014><P
2015></P
2016><DIV
2017CLASS="INFORMALTABLE"
2018><A
2019NAME="AEN11660"
2020></A
2021><P
2022></P
2023><TABLE
2024BORDER="0"
2025WIDTH="100%"
2026BGCOLOR="#FFD0D0"
2027CELLSPACING="0"
2028CELLPADDING="4"
2029CLASS="CALSTABLE"
2030><TBODY
2031><TR
2032><TD
2033WIDTH="20%"
2034ALIGN="RIGHT"
2035VALIGN="TOP"
2036><TT
2037CLASS="PARAMETER"
2038><I
2039>obj</I
2040></TT
2041>&nbsp;:</TD
2042><TD
2043WIDTH="80%"
2044ALIGN="LEFT"
2045VALIGN="TOP"
2046>  an existing NodeSetList object</TD
2047></TR
2048></TBODY
2049></TABLE
2050><P
2051></P
2052></DIV
2053></DIV
2054><HR><DIV
2055CLASS="REFSECT2"
2056><A
2057NAME="AEN11669"
2058></A
2059><H3
2060><A
2061NAME="XMLXPATHFREENODESET"
2062></A
2063>xmlXPathFreeNodeSet ()</H3
2064><TABLE
2065BORDER="0"
2066BGCOLOR="#D6E8FF"
2067WIDTH="100%"
2068CELLPADDING="6"
2069><TR
2070><TD
2071><PRE
2072CLASS="PROGRAMLISTING"
2073>void        xmlXPathFreeNodeSet             (<A
2074HREF="libxml-xpath.html#XMLNODESETPTR"
2075>xmlNodeSetPtr</A
2076> obj);</PRE
2077></TD
2078></TR
2079></TABLE
2080><P
2081>Free the NodeSet compound (not the actual nodes !).</P
2082><P
2083></P
2084><DIV
2085CLASS="INFORMALTABLE"
2086><A
2087NAME="AEN11676"
2088></A
2089><P
2090></P
2091><TABLE
2092BORDER="0"
2093WIDTH="100%"
2094BGCOLOR="#FFD0D0"
2095CELLSPACING="0"
2096CELLPADDING="4"
2097CLASS="CALSTABLE"
2098><TBODY
2099><TR
2100><TD
2101WIDTH="20%"
2102ALIGN="RIGHT"
2103VALIGN="TOP"
2104><TT
2105CLASS="PARAMETER"
2106><I
2107>obj</I
2108></TT
2109>&nbsp;:</TD
2110><TD
2111WIDTH="80%"
2112ALIGN="LEFT"
2113VALIGN="TOP"
2114>  the xmlNodeSetPtr to free</TD
2115></TR
2116></TBODY
2117></TABLE
2118><P
2119></P
2120></DIV
2121></DIV
2122><HR><DIV
2123CLASS="REFSECT2"
2124><A
2125NAME="AEN11685"
2126></A
2127><H3
2128><A
2129NAME="XMLXPATHOBJECTCOPY"
2130></A
2131>xmlXPathObjectCopy ()</H3
2132><TABLE
2133BORDER="0"
2134BGCOLOR="#D6E8FF"
2135WIDTH="100%"
2136CELLPADDING="6"
2137><TR
2138><TD
2139><PRE
2140CLASS="PROGRAMLISTING"
2141><A
2142HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
2143>xmlXPathObjectPtr</A
2144> xmlXPathObjectCopy        (<A
2145HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
2146>xmlXPathObjectPtr</A
2147> val);</PRE
2148></TD
2149></TR
2150></TABLE
2151><P
2152>allocate a new copy of a given object</P
2153><P
2154></P
2155><DIV
2156CLASS="INFORMALTABLE"
2157><A
2158NAME="AEN11693"
2159></A
2160><P
2161></P
2162><TABLE
2163BORDER="0"
2164WIDTH="100%"
2165BGCOLOR="#FFD0D0"
2166CELLSPACING="0"
2167CELLPADDING="4"
2168CLASS="CALSTABLE"
2169><TBODY
2170><TR
2171><TD
2172WIDTH="20%"
2173ALIGN="RIGHT"
2174VALIGN="TOP"
2175><TT
2176CLASS="PARAMETER"
2177><I
2178>val</I
2179></TT
2180>&nbsp;:</TD
2181><TD
2182WIDTH="80%"
2183ALIGN="LEFT"
2184VALIGN="TOP"
2185>  the original object</TD
2186></TR
2187><TR
2188><TD
2189WIDTH="20%"
2190ALIGN="RIGHT"
2191VALIGN="TOP"
2192><I
2193CLASS="EMPHASIS"
2194>Returns</I
2195> :</TD
2196><TD
2197WIDTH="80%"
2198ALIGN="LEFT"
2199VALIGN="TOP"
2200>the newly created object.</TD
2201></TR
2202></TBODY
2203></TABLE
2204><P
2205></P
2206></DIV
2207></DIV
2208><HR><DIV
2209CLASS="REFSECT2"
2210><A
2211NAME="AEN11706"
2212></A
2213><H3
2214><A
2215NAME="XMLXPATHCMPNODES"
2216></A
2217>xmlXPathCmpNodes ()</H3
2218><TABLE
2219BORDER="0"
2220BGCOLOR="#D6E8FF"
2221WIDTH="100%"
2222CELLPADDING="6"
2223><TR
2224><TD
2225><PRE
2226CLASS="PROGRAMLISTING"
2227>int         xmlXPathCmpNodes                (<A
2228HREF="libxml-tree.html#XMLNODEPTR"
2229>xmlNodePtr</A
2230> node1,
2231                                             <A
2232HREF="libxml-tree.html#XMLNODEPTR"
2233>xmlNodePtr</A
2234> node2);</PRE
2235></TD
2236></TR
2237></TABLE
2238><P
2239>Compare two nodes w.r.t document order</P
2240><P
2241></P
2242><DIV
2243CLASS="INFORMALTABLE"
2244><A
2245NAME="AEN11714"
2246></A
2247><P
2248></P
2249><TABLE
2250BORDER="0"
2251WIDTH="100%"
2252BGCOLOR="#FFD0D0"
2253CELLSPACING="0"
2254CELLPADDING="4"
2255CLASS="CALSTABLE"
2256><TBODY
2257><TR
2258><TD
2259WIDTH="20%"
2260ALIGN="RIGHT"
2261VALIGN="TOP"
2262><TT
2263CLASS="PARAMETER"
2264><I
2265>node1</I
2266></TT
2267>&nbsp;:</TD
2268><TD
2269WIDTH="80%"
2270ALIGN="LEFT"
2271VALIGN="TOP"
2272>  the first node</TD
2273></TR
2274><TR
2275><TD
2276WIDTH="20%"
2277ALIGN="RIGHT"
2278VALIGN="TOP"
2279><TT
2280CLASS="PARAMETER"
2281><I
2282>node2</I
2283></TT
2284>&nbsp;:</TD
2285><TD
2286WIDTH="80%"
2287ALIGN="LEFT"
2288VALIGN="TOP"
2289>  the second node</TD
2290></TR
2291><TR
2292><TD
2293WIDTH="20%"
2294ALIGN="RIGHT"
2295VALIGN="TOP"
2296><I
2297CLASS="EMPHASIS"
2298>Returns</I
2299> :</TD
2300><TD
2301WIDTH="80%"
2302ALIGN="LEFT"
2303VALIGN="TOP"
2304>-2 in case of error 1 if first point &lt; second point, 0 if
2305that's the same node, -1 otherwise</TD
2306></TR
2307></TBODY
2308></TABLE
2309><P
2310></P
2311></DIV
2312></DIV
2313><HR><DIV
2314CLASS="REFSECT2"
2315><A
2316NAME="AEN11731"
2317></A
2318><H3
2319><A
2320NAME="XMLXPATHCASTNUMBERTOBOOLEAN"
2321></A
2322>xmlXPathCastNumberToBoolean ()</H3
2323><TABLE
2324BORDER="0"
2325BGCOLOR="#D6E8FF"
2326WIDTH="100%"
2327CELLPADDING="6"
2328><TR
2329><TD
2330><PRE
2331CLASS="PROGRAMLISTING"
2332>int         xmlXPathCastNumberToBoolean     (<GTKDOCLINK
2333HREF="DOUBLE"
2334>double</GTKDOCLINK
2335> val);</PRE
2336></TD
2337></TR
2338></TABLE
2339><P
2340>Converts a number to its boolean value</P
2341><P
2342></P
2343><DIV
2344CLASS="INFORMALTABLE"
2345><A
2346NAME="AEN11738"
2347></A
2348><P
2349></P
2350><TABLE
2351BORDER="0"
2352WIDTH="100%"
2353BGCOLOR="#FFD0D0"
2354CELLSPACING="0"
2355CELLPADDING="4"
2356CLASS="CALSTABLE"
2357><TBODY
2358><TR
2359><TD
2360WIDTH="20%"
2361ALIGN="RIGHT"
2362VALIGN="TOP"
2363><TT
2364CLASS="PARAMETER"
2365><I
2366>val</I
2367></TT
2368>&nbsp;:</TD
2369><TD
2370WIDTH="80%"
2371ALIGN="LEFT"
2372VALIGN="TOP"
2373>  a number</TD
2374></TR
2375><TR
2376><TD
2377WIDTH="20%"
2378ALIGN="RIGHT"
2379VALIGN="TOP"
2380><I
2381CLASS="EMPHASIS"
2382>Returns</I
2383> :</TD
2384><TD
2385WIDTH="80%"
2386ALIGN="LEFT"
2387VALIGN="TOP"
2388>the boolean value</TD
2389></TR
2390></TBODY
2391></TABLE
2392><P
2393></P
2394></DIV
2395></DIV
2396><HR><DIV
2397CLASS="REFSECT2"
2398><A
2399NAME="AEN11751"
2400></A
2401><H3
2402><A
2403NAME="XMLXPATHCASTSTRINGTOBOOLEAN"
2404></A
2405>xmlXPathCastStringToBoolean ()</H3
2406><TABLE
2407BORDER="0"
2408BGCOLOR="#D6E8FF"
2409WIDTH="100%"
2410CELLPADDING="6"
2411><TR
2412><TD
2413><PRE
2414CLASS="PROGRAMLISTING"
2415>int         xmlXPathCastStringToBoolean     (const <A
2416HREF="libxml-tree.html#XMLCHAR"
2417>xmlChar</A
2418> *val);</PRE
2419></TD
2420></TR
2421></TABLE
2422><P
2423>Converts a string to its boolean value</P
2424><P
2425></P
2426><DIV
2427CLASS="INFORMALTABLE"
2428><A
2429NAME="AEN11758"
2430></A
2431><P
2432></P
2433><TABLE
2434BORDER="0"
2435WIDTH="100%"
2436BGCOLOR="#FFD0D0"
2437CELLSPACING="0"
2438CELLPADDING="4"
2439CLASS="CALSTABLE"
2440><TBODY
2441><TR
2442><TD
2443WIDTH="20%"
2444ALIGN="RIGHT"
2445VALIGN="TOP"
2446><TT
2447CLASS="PARAMETER"
2448><I
2449>val</I
2450></TT
2451>&nbsp;:</TD
2452><TD
2453WIDTH="80%"
2454ALIGN="LEFT"
2455VALIGN="TOP"
2456>  a string</TD
2457></TR
2458><TR
2459><TD
2460WIDTH="20%"
2461ALIGN="RIGHT"
2462VALIGN="TOP"
2463><I
2464CLASS="EMPHASIS"
2465>Returns</I
2466> :</TD
2467><TD
2468WIDTH="80%"
2469ALIGN="LEFT"
2470VALIGN="TOP"
2471>the boolean value</TD
2472></TR
2473></TBODY
2474></TABLE
2475><P
2476></P
2477></DIV
2478></DIV
2479><HR><DIV
2480CLASS="REFSECT2"
2481><A
2482NAME="AEN11771"
2483></A
2484><H3
2485><A
2486NAME="XMLXPATHCASTNODESETTOBOOLEAN"
2487></A
2488>xmlXPathCastNodeSetToBoolean ()</H3
2489><TABLE
2490BORDER="0"
2491BGCOLOR="#D6E8FF"
2492WIDTH="100%"
2493CELLPADDING="6"
2494><TR
2495><TD
2496><PRE
2497CLASS="PROGRAMLISTING"
2498>int         xmlXPathCastNodeSetToBoolean    (<A
2499HREF="libxml-xpath.html#XMLNODESETPTR"
2500>xmlNodeSetPtr</A
2501> ns);</PRE
2502></TD
2503></TR
2504></TABLE
2505><P
2506>Converts a node-set to its boolean value</P
2507><P
2508></P
2509><DIV
2510CLASS="INFORMALTABLE"
2511><A
2512NAME="AEN11778"
2513></A
2514><P
2515></P
2516><TABLE
2517BORDER="0"
2518WIDTH="100%"
2519BGCOLOR="#FFD0D0"
2520CELLSPACING="0"
2521CELLPADDING="4"
2522CLASS="CALSTABLE"
2523><TBODY
2524><TR
2525><TD
2526WIDTH="20%"
2527ALIGN="RIGHT"
2528VALIGN="TOP"
2529><TT
2530CLASS="PARAMETER"
2531><I
2532>ns</I
2533></TT
2534>&nbsp;:</TD
2535><TD
2536WIDTH="80%"
2537ALIGN="LEFT"
2538VALIGN="TOP"
2539>  a node-set</TD
2540></TR
2541><TR
2542><TD
2543WIDTH="20%"
2544ALIGN="RIGHT"
2545VALIGN="TOP"
2546><I
2547CLASS="EMPHASIS"
2548>Returns</I
2549> :</TD
2550><TD
2551WIDTH="80%"
2552ALIGN="LEFT"
2553VALIGN="TOP"
2554>the boolean value</TD
2555></TR
2556></TBODY
2557></TABLE
2558><P
2559></P
2560></DIV
2561></DIV
2562><HR><DIV
2563CLASS="REFSECT2"
2564><A
2565NAME="AEN11791"
2566></A
2567><H3
2568><A
2569NAME="XMLXPATHCASTTOBOOLEAN"
2570></A
2571>xmlXPathCastToBoolean ()</H3
2572><TABLE
2573BORDER="0"
2574BGCOLOR="#D6E8FF"
2575WIDTH="100%"
2576CELLPADDING="6"
2577><TR
2578><TD
2579><PRE
2580CLASS="PROGRAMLISTING"
2581>int         xmlXPathCastToBoolean           (<A
2582HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
2583>xmlXPathObjectPtr</A
2584> val);</PRE
2585></TD
2586></TR
2587></TABLE
2588><P
2589>Converts an XPath object to its boolean value</P
2590><P
2591></P
2592><DIV
2593CLASS="INFORMALTABLE"
2594><A
2595NAME="AEN11798"
2596></A
2597><P
2598></P
2599><TABLE
2600BORDER="0"
2601WIDTH="100%"
2602BGCOLOR="#FFD0D0"
2603CELLSPACING="0"
2604CELLPADDING="4"
2605CLASS="CALSTABLE"
2606><TBODY
2607><TR
2608><TD
2609WIDTH="20%"
2610ALIGN="RIGHT"
2611VALIGN="TOP"
2612><TT
2613CLASS="PARAMETER"
2614><I
2615>val</I
2616></TT
2617>&nbsp;:</TD
2618><TD
2619WIDTH="80%"
2620ALIGN="LEFT"
2621VALIGN="TOP"
2622>  an XPath object</TD
2623></TR
2624><TR
2625><TD
2626WIDTH="20%"
2627ALIGN="RIGHT"
2628VALIGN="TOP"
2629><I
2630CLASS="EMPHASIS"
2631>Returns</I
2632> :</TD
2633><TD
2634WIDTH="80%"
2635ALIGN="LEFT"
2636VALIGN="TOP"
2637>the boolean value</TD
2638></TR
2639></TBODY
2640></TABLE
2641><P
2642></P
2643></DIV
2644></DIV
2645><HR><DIV
2646CLASS="REFSECT2"
2647><A
2648NAME="AEN11811"
2649></A
2650><H3
2651><A
2652NAME="XMLXPATHCASTBOOLEANTONUMBER"
2653></A
2654>xmlXPathCastBooleanToNumber ()</H3
2655><TABLE
2656BORDER="0"
2657BGCOLOR="#D6E8FF"
2658WIDTH="100%"
2659CELLPADDING="6"
2660><TR
2661><TD
2662><PRE
2663CLASS="PROGRAMLISTING"
2664><GTKDOCLINK
2665HREF="DOUBLE"
2666>double</GTKDOCLINK
2667>      xmlXPathCastBooleanToNumber     (int val);</PRE
2668></TD
2669></TR
2670></TABLE
2671><P
2672>Converts a boolean to its number value</P
2673><P
2674></P
2675><DIV
2676CLASS="INFORMALTABLE"
2677><A
2678NAME="AEN11818"
2679></A
2680><P
2681></P
2682><TABLE
2683BORDER="0"
2684WIDTH="100%"
2685BGCOLOR="#FFD0D0"
2686CELLSPACING="0"
2687CELLPADDING="4"
2688CLASS="CALSTABLE"
2689><TBODY
2690><TR
2691><TD
2692WIDTH="20%"
2693ALIGN="RIGHT"
2694VALIGN="TOP"
2695><TT
2696CLASS="PARAMETER"
2697><I
2698>val</I
2699></TT
2700>&nbsp;:</TD
2701><TD
2702WIDTH="80%"
2703ALIGN="LEFT"
2704VALIGN="TOP"
2705>  a boolean</TD
2706></TR
2707><TR
2708><TD
2709WIDTH="20%"
2710ALIGN="RIGHT"
2711VALIGN="TOP"
2712><I
2713CLASS="EMPHASIS"
2714>Returns</I
2715> :</TD
2716><TD
2717WIDTH="80%"
2718ALIGN="LEFT"
2719VALIGN="TOP"
2720>the number value</TD
2721></TR
2722></TBODY
2723></TABLE
2724><P
2725></P
2726></DIV
2727></DIV
2728><HR><DIV
2729CLASS="REFSECT2"
2730><A
2731NAME="AEN11831"
2732></A
2733><H3
2734><A
2735NAME="XMLXPATHCASTSTRINGTONUMBER"
2736></A
2737>xmlXPathCastStringToNumber ()</H3
2738><TABLE
2739BORDER="0"
2740BGCOLOR="#D6E8FF"
2741WIDTH="100%"
2742CELLPADDING="6"
2743><TR
2744><TD
2745><PRE
2746CLASS="PROGRAMLISTING"
2747><GTKDOCLINK
2748HREF="DOUBLE"
2749>double</GTKDOCLINK
2750>      xmlXPathCastStringToNumber      (const <A
2751HREF="libxml-tree.html#XMLCHAR"
2752>xmlChar</A
2753> *val);</PRE
2754></TD
2755></TR
2756></TABLE
2757><P
2758>Converts a string to its number value</P
2759><P
2760></P
2761><DIV
2762CLASS="INFORMALTABLE"
2763><A
2764NAME="AEN11839"
2765></A
2766><P
2767></P
2768><TABLE
2769BORDER="0"
2770WIDTH="100%"
2771BGCOLOR="#FFD0D0"
2772CELLSPACING="0"
2773CELLPADDING="4"
2774CLASS="CALSTABLE"
2775><TBODY
2776><TR
2777><TD
2778WIDTH="20%"
2779ALIGN="RIGHT"
2780VALIGN="TOP"
2781><TT
2782CLASS="PARAMETER"
2783><I
2784>val</I
2785></TT
2786>&nbsp;:</TD
2787><TD
2788WIDTH="80%"
2789ALIGN="LEFT"
2790VALIGN="TOP"
2791>  a string</TD
2792></TR
2793><TR
2794><TD
2795WIDTH="20%"
2796ALIGN="RIGHT"
2797VALIGN="TOP"
2798><I
2799CLASS="EMPHASIS"
2800>Returns</I
2801> :</TD
2802><TD
2803WIDTH="80%"
2804ALIGN="LEFT"
2805VALIGN="TOP"
2806>the number value</TD
2807></TR
2808></TBODY
2809></TABLE
2810><P
2811></P
2812></DIV
2813></DIV
2814><HR><DIV
2815CLASS="REFSECT2"
2816><A
2817NAME="AEN11852"
2818></A
2819><H3
2820><A
2821NAME="XMLXPATHCASTNODETONUMBER"
2822></A
2823>xmlXPathCastNodeToNumber ()</H3
2824><TABLE
2825BORDER="0"
2826BGCOLOR="#D6E8FF"
2827WIDTH="100%"
2828CELLPADDING="6"
2829><TR
2830><TD
2831><PRE
2832CLASS="PROGRAMLISTING"
2833><GTKDOCLINK
2834HREF="DOUBLE"
2835>double</GTKDOCLINK
2836>      xmlXPathCastNodeToNumber        (<A
2837HREF="libxml-tree.html#XMLNODEPTR"
2838>xmlNodePtr</A
2839> node);</PRE
2840></TD
2841></TR
2842></TABLE
2843><P
2844>Converts a node to its number value</P
2845><P
2846></P
2847><DIV
2848CLASS="INFORMALTABLE"
2849><A
2850NAME="AEN11860"
2851></A
2852><P
2853></P
2854><TABLE
2855BORDER="0"
2856WIDTH="100%"
2857BGCOLOR="#FFD0D0"
2858CELLSPACING="0"
2859CELLPADDING="4"
2860CLASS="CALSTABLE"
2861><TBODY
2862><TR
2863><TD
2864WIDTH="20%"
2865ALIGN="RIGHT"
2866VALIGN="TOP"
2867><TT
2868CLASS="PARAMETER"
2869><I
2870>node</I
2871></TT
2872>&nbsp;:</TD
2873><TD
2874WIDTH="80%"
2875ALIGN="LEFT"
2876VALIGN="TOP"
2877>  a node</TD
2878></TR
2879><TR
2880><TD
2881WIDTH="20%"
2882ALIGN="RIGHT"
2883VALIGN="TOP"
2884><I
2885CLASS="EMPHASIS"
2886>Returns</I
2887> :</TD
2888><TD
2889WIDTH="80%"
2890ALIGN="LEFT"
2891VALIGN="TOP"
2892>the number value</TD
2893></TR
2894></TBODY
2895></TABLE
2896><P
2897></P
2898></DIV
2899></DIV
2900><HR><DIV
2901CLASS="REFSECT2"
2902><A
2903NAME="AEN11873"
2904></A
2905><H3
2906><A
2907NAME="XMLXPATHCASTNODESETTONUMBER"
2908></A
2909>xmlXPathCastNodeSetToNumber ()</H3
2910><TABLE
2911BORDER="0"
2912BGCOLOR="#D6E8FF"
2913WIDTH="100%"
2914CELLPADDING="6"
2915><TR
2916><TD
2917><PRE
2918CLASS="PROGRAMLISTING"
2919><GTKDOCLINK
2920HREF="DOUBLE"
2921>double</GTKDOCLINK
2922>      xmlXPathCastNodeSetToNumber     (<A
2923HREF="libxml-xpath.html#XMLNODESETPTR"
2924>xmlNodeSetPtr</A
2925> ns);</PRE
2926></TD
2927></TR
2928></TABLE
2929><P
2930>Converts a node-set to its number value</P
2931><P
2932></P
2933><DIV
2934CLASS="INFORMALTABLE"
2935><A
2936NAME="AEN11881"
2937></A
2938><P
2939></P
2940><TABLE
2941BORDER="0"
2942WIDTH="100%"
2943BGCOLOR="#FFD0D0"
2944CELLSPACING="0"
2945CELLPADDING="4"
2946CLASS="CALSTABLE"
2947><TBODY
2948><TR
2949><TD
2950WIDTH="20%"
2951ALIGN="RIGHT"
2952VALIGN="TOP"
2953><TT
2954CLASS="PARAMETER"
2955><I
2956>ns</I
2957></TT
2958>&nbsp;:</TD
2959><TD
2960WIDTH="80%"
2961ALIGN="LEFT"
2962VALIGN="TOP"
2963>  a node-set</TD
2964></TR
2965><TR
2966><TD
2967WIDTH="20%"
2968ALIGN="RIGHT"
2969VALIGN="TOP"
2970><I
2971CLASS="EMPHASIS"
2972>Returns</I
2973> :</TD
2974><TD
2975WIDTH="80%"
2976ALIGN="LEFT"
2977VALIGN="TOP"
2978>the number value</TD
2979></TR
2980></TBODY
2981></TABLE
2982><P
2983></P
2984></DIV
2985></DIV
2986><HR><DIV
2987CLASS="REFSECT2"
2988><A
2989NAME="AEN11894"
2990></A
2991><H3
2992><A
2993NAME="XMLXPATHCASTTONUMBER"
2994></A
2995>xmlXPathCastToNumber ()</H3
2996><TABLE
2997BORDER="0"
2998BGCOLOR="#D6E8FF"
2999WIDTH="100%"
3000CELLPADDING="6"
3001><TR
3002><TD
3003><PRE
3004CLASS="PROGRAMLISTING"
3005><GTKDOCLINK
3006HREF="DOUBLE"
3007>double</GTKDOCLINK
3008>      xmlXPathCastToNumber            (<A
3009HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3010>xmlXPathObjectPtr</A
3011> val);</PRE
3012></TD
3013></TR
3014></TABLE
3015><P
3016>Converts an XPath object to its number value</P
3017><P
3018></P
3019><DIV
3020CLASS="INFORMALTABLE"
3021><A
3022NAME="AEN11902"
3023></A
3024><P
3025></P
3026><TABLE
3027BORDER="0"
3028WIDTH="100%"
3029BGCOLOR="#FFD0D0"
3030CELLSPACING="0"
3031CELLPADDING="4"
3032CLASS="CALSTABLE"
3033><TBODY
3034><TR
3035><TD
3036WIDTH="20%"
3037ALIGN="RIGHT"
3038VALIGN="TOP"
3039><TT
3040CLASS="PARAMETER"
3041><I
3042>val</I
3043></TT
3044>&nbsp;:</TD
3045><TD
3046WIDTH="80%"
3047ALIGN="LEFT"
3048VALIGN="TOP"
3049>  an XPath object</TD
3050></TR
3051><TR
3052><TD
3053WIDTH="20%"
3054ALIGN="RIGHT"
3055VALIGN="TOP"
3056><I
3057CLASS="EMPHASIS"
3058>Returns</I
3059> :</TD
3060><TD
3061WIDTH="80%"
3062ALIGN="LEFT"
3063VALIGN="TOP"
3064>the number value</TD
3065></TR
3066></TBODY
3067></TABLE
3068><P
3069></P
3070></DIV
3071></DIV
3072><HR><DIV
3073CLASS="REFSECT2"
3074><A
3075NAME="AEN11915"
3076></A
3077><H3
3078><A
3079NAME="XMLXPATHCASTBOOLEANTOSTRING"
3080></A
3081>xmlXPathCastBooleanToString ()</H3
3082><TABLE
3083BORDER="0"
3084BGCOLOR="#D6E8FF"
3085WIDTH="100%"
3086CELLPADDING="6"
3087><TR
3088><TD
3089><PRE
3090CLASS="PROGRAMLISTING"
3091><A
3092HREF="libxml-tree.html#XMLCHAR"
3093>xmlChar</A
3094>*    xmlXPathCastBooleanToString     (int val);</PRE
3095></TD
3096></TR
3097></TABLE
3098><P
3099>Converts a boolean to its string value.</P
3100><P
3101></P
3102><DIV
3103CLASS="INFORMALTABLE"
3104><A
3105NAME="AEN11922"
3106></A
3107><P
3108></P
3109><TABLE
3110BORDER="0"
3111WIDTH="100%"
3112BGCOLOR="#FFD0D0"
3113CELLSPACING="0"
3114CELLPADDING="4"
3115CLASS="CALSTABLE"
3116><TBODY
3117><TR
3118><TD
3119WIDTH="20%"
3120ALIGN="RIGHT"
3121VALIGN="TOP"
3122><TT
3123CLASS="PARAMETER"
3124><I
3125>val</I
3126></TT
3127>&nbsp;:</TD
3128><TD
3129WIDTH="80%"
3130ALIGN="LEFT"
3131VALIGN="TOP"
3132>  a boolean</TD
3133></TR
3134><TR
3135><TD
3136WIDTH="20%"
3137ALIGN="RIGHT"
3138VALIGN="TOP"
3139><I
3140CLASS="EMPHASIS"
3141>Returns</I
3142> :</TD
3143><TD
3144WIDTH="80%"
3145ALIGN="LEFT"
3146VALIGN="TOP"
3147>a newly allocated string.</TD
3148></TR
3149></TBODY
3150></TABLE
3151><P
3152></P
3153></DIV
3154></DIV
3155><HR><DIV
3156CLASS="REFSECT2"
3157><A
3158NAME="AEN11935"
3159></A
3160><H3
3161><A
3162NAME="XMLXPATHCASTNUMBERTOSTRING"
3163></A
3164>xmlXPathCastNumberToString ()</H3
3165><TABLE
3166BORDER="0"
3167BGCOLOR="#D6E8FF"
3168WIDTH="100%"
3169CELLPADDING="6"
3170><TR
3171><TD
3172><PRE
3173CLASS="PROGRAMLISTING"
3174><A
3175HREF="libxml-tree.html#XMLCHAR"
3176>xmlChar</A
3177>*    xmlXPathCastNumberToString      (<GTKDOCLINK
3178HREF="DOUBLE"
3179>double</GTKDOCLINK
3180> val);</PRE
3181></TD
3182></TR
3183></TABLE
3184><P
3185>Converts a number to its string value.</P
3186><P
3187></P
3188><DIV
3189CLASS="INFORMALTABLE"
3190><A
3191NAME="AEN11943"
3192></A
3193><P
3194></P
3195><TABLE
3196BORDER="0"
3197WIDTH="100%"
3198BGCOLOR="#FFD0D0"
3199CELLSPACING="0"
3200CELLPADDING="4"
3201CLASS="CALSTABLE"
3202><TBODY
3203><TR
3204><TD
3205WIDTH="20%"
3206ALIGN="RIGHT"
3207VALIGN="TOP"
3208><TT
3209CLASS="PARAMETER"
3210><I
3211>val</I
3212></TT
3213>&nbsp;:</TD
3214><TD
3215WIDTH="80%"
3216ALIGN="LEFT"
3217VALIGN="TOP"
3218>  a number</TD
3219></TR
3220><TR
3221><TD
3222WIDTH="20%"
3223ALIGN="RIGHT"
3224VALIGN="TOP"
3225><I
3226CLASS="EMPHASIS"
3227>Returns</I
3228> :</TD
3229><TD
3230WIDTH="80%"
3231ALIGN="LEFT"
3232VALIGN="TOP"
3233>a newly allocated string.</TD
3234></TR
3235></TBODY
3236></TABLE
3237><P
3238></P
3239></DIV
3240></DIV
3241><HR><DIV
3242CLASS="REFSECT2"
3243><A
3244NAME="AEN11956"
3245></A
3246><H3
3247><A
3248NAME="XMLXPATHCASTNODETOSTRING"
3249></A
3250>xmlXPathCastNodeToString ()</H3
3251><TABLE
3252BORDER="0"
3253BGCOLOR="#D6E8FF"
3254WIDTH="100%"
3255CELLPADDING="6"
3256><TR
3257><TD
3258><PRE
3259CLASS="PROGRAMLISTING"
3260><A
3261HREF="libxml-tree.html#XMLCHAR"
3262>xmlChar</A
3263>*    xmlXPathCastNodeToString        (<A
3264HREF="libxml-tree.html#XMLNODEPTR"
3265>xmlNodePtr</A
3266> node);</PRE
3267></TD
3268></TR
3269></TABLE
3270><P
3271>Converts a node to its string value.</P
3272><P
3273></P
3274><DIV
3275CLASS="INFORMALTABLE"
3276><A
3277NAME="AEN11964"
3278></A
3279><P
3280></P
3281><TABLE
3282BORDER="0"
3283WIDTH="100%"
3284BGCOLOR="#FFD0D0"
3285CELLSPACING="0"
3286CELLPADDING="4"
3287CLASS="CALSTABLE"
3288><TBODY
3289><TR
3290><TD
3291WIDTH="20%"
3292ALIGN="RIGHT"
3293VALIGN="TOP"
3294><TT
3295CLASS="PARAMETER"
3296><I
3297>node</I
3298></TT
3299>&nbsp;:</TD
3300><TD
3301WIDTH="80%"
3302ALIGN="LEFT"
3303VALIGN="TOP"
3304>  a node</TD
3305></TR
3306><TR
3307><TD
3308WIDTH="20%"
3309ALIGN="RIGHT"
3310VALIGN="TOP"
3311><I
3312CLASS="EMPHASIS"
3313>Returns</I
3314> :</TD
3315><TD
3316WIDTH="80%"
3317ALIGN="LEFT"
3318VALIGN="TOP"
3319>a newly allocated string.</TD
3320></TR
3321></TBODY
3322></TABLE
3323><P
3324></P
3325></DIV
3326></DIV
3327><HR><DIV
3328CLASS="REFSECT2"
3329><A
3330NAME="AEN11977"
3331></A
3332><H3
3333><A
3334NAME="XMLXPATHCASTNODESETTOSTRING"
3335></A
3336>xmlXPathCastNodeSetToString ()</H3
3337><TABLE
3338BORDER="0"
3339BGCOLOR="#D6E8FF"
3340WIDTH="100%"
3341CELLPADDING="6"
3342><TR
3343><TD
3344><PRE
3345CLASS="PROGRAMLISTING"
3346><A
3347HREF="libxml-tree.html#XMLCHAR"
3348>xmlChar</A
3349>*    xmlXPathCastNodeSetToString     (<A
3350HREF="libxml-xpath.html#XMLNODESETPTR"
3351>xmlNodeSetPtr</A
3352> ns);</PRE
3353></TD
3354></TR
3355></TABLE
3356><P
3357>Converts a node-set to its string value.</P
3358><P
3359></P
3360><DIV
3361CLASS="INFORMALTABLE"
3362><A
3363NAME="AEN11985"
3364></A
3365><P
3366></P
3367><TABLE
3368BORDER="0"
3369WIDTH="100%"
3370BGCOLOR="#FFD0D0"
3371CELLSPACING="0"
3372CELLPADDING="4"
3373CLASS="CALSTABLE"
3374><TBODY
3375><TR
3376><TD
3377WIDTH="20%"
3378ALIGN="RIGHT"
3379VALIGN="TOP"
3380><TT
3381CLASS="PARAMETER"
3382><I
3383>ns</I
3384></TT
3385>&nbsp;:</TD
3386><TD
3387WIDTH="80%"
3388ALIGN="LEFT"
3389VALIGN="TOP"
3390>  a node-set</TD
3391></TR
3392><TR
3393><TD
3394WIDTH="20%"
3395ALIGN="RIGHT"
3396VALIGN="TOP"
3397><I
3398CLASS="EMPHASIS"
3399>Returns</I
3400> :</TD
3401><TD
3402WIDTH="80%"
3403ALIGN="LEFT"
3404VALIGN="TOP"
3405>a newly allocated string.</TD
3406></TR
3407></TBODY
3408></TABLE
3409><P
3410></P
3411></DIV
3412></DIV
3413><HR><DIV
3414CLASS="REFSECT2"
3415><A
3416NAME="AEN11998"
3417></A
3418><H3
3419><A
3420NAME="XMLXPATHCASTTOSTRING"
3421></A
3422>xmlXPathCastToString ()</H3
3423><TABLE
3424BORDER="0"
3425BGCOLOR="#D6E8FF"
3426WIDTH="100%"
3427CELLPADDING="6"
3428><TR
3429><TD
3430><PRE
3431CLASS="PROGRAMLISTING"
3432><A
3433HREF="libxml-tree.html#XMLCHAR"
3434>xmlChar</A
3435>*    xmlXPathCastToString            (<A
3436HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3437>xmlXPathObjectPtr</A
3438> val);</PRE
3439></TD
3440></TR
3441></TABLE
3442><P
3443>Converts an existing object to its <GTKDOCLINK
3444HREF="STRING"
3445>string</GTKDOCLINK
3446>() equivalent</P
3447><P
3448></P
3449><DIV
3450CLASS="INFORMALTABLE"
3451><A
3452NAME="AEN12007"
3453></A
3454><P
3455></P
3456><TABLE
3457BORDER="0"
3458WIDTH="100%"
3459BGCOLOR="#FFD0D0"
3460CELLSPACING="0"
3461CELLPADDING="4"
3462CLASS="CALSTABLE"
3463><TBODY
3464><TR
3465><TD
3466WIDTH="20%"
3467ALIGN="RIGHT"
3468VALIGN="TOP"
3469><TT
3470CLASS="PARAMETER"
3471><I
3472>val</I
3473></TT
3474>&nbsp;:</TD
3475><TD
3476WIDTH="80%"
3477ALIGN="LEFT"
3478VALIGN="TOP"
3479>  an XPath object</TD
3480></TR
3481><TR
3482><TD
3483WIDTH="20%"
3484ALIGN="RIGHT"
3485VALIGN="TOP"
3486><I
3487CLASS="EMPHASIS"
3488>Returns</I
3489> :</TD
3490><TD
3491WIDTH="80%"
3492ALIGN="LEFT"
3493VALIGN="TOP"
3494>the string value of the object, NULL in case of error.
3495A new string is allocated only if needed (val isn't a
3496string object).</TD
3497></TR
3498></TBODY
3499></TABLE
3500><P
3501></P
3502></DIV
3503></DIV
3504><HR><DIV
3505CLASS="REFSECT2"
3506><A
3507NAME="AEN12020"
3508></A
3509><H3
3510><A
3511NAME="XMLXPATHCONVERTBOOLEAN"
3512></A
3513>xmlXPathConvertBoolean ()</H3
3514><TABLE
3515BORDER="0"
3516BGCOLOR="#D6E8FF"
3517WIDTH="100%"
3518CELLPADDING="6"
3519><TR
3520><TD
3521><PRE
3522CLASS="PROGRAMLISTING"
3523><A
3524HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3525>xmlXPathObjectPtr</A
3526> xmlXPathConvertBoolean    (<A
3527HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3528>xmlXPathObjectPtr</A
3529> val);</PRE
3530></TD
3531></TR
3532></TABLE
3533><P
3534>Converts an existing object to its <GTKDOCLINK
3535HREF="BOOLEAN"
3536>boolean</GTKDOCLINK
3537>() equivalent</P
3538><P
3539></P
3540><DIV
3541CLASS="INFORMALTABLE"
3542><A
3543NAME="AEN12029"
3544></A
3545><P
3546></P
3547><TABLE
3548BORDER="0"
3549WIDTH="100%"
3550BGCOLOR="#FFD0D0"
3551CELLSPACING="0"
3552CELLPADDING="4"
3553CLASS="CALSTABLE"
3554><TBODY
3555><TR
3556><TD
3557WIDTH="20%"
3558ALIGN="RIGHT"
3559VALIGN="TOP"
3560><TT
3561CLASS="PARAMETER"
3562><I
3563>val</I
3564></TT
3565>&nbsp;:</TD
3566><TD
3567WIDTH="80%"
3568ALIGN="LEFT"
3569VALIGN="TOP"
3570>  an XPath object</TD
3571></TR
3572><TR
3573><TD
3574WIDTH="20%"
3575ALIGN="RIGHT"
3576VALIGN="TOP"
3577><I
3578CLASS="EMPHASIS"
3579>Returns</I
3580> :</TD
3581><TD
3582WIDTH="80%"
3583ALIGN="LEFT"
3584VALIGN="TOP"
3585>the new object, the old one is freed (or the operation
3586is done directly on <TT
3587CLASS="PARAMETER"
3588><I
3589>val</I
3590></TT
3591>)</TD
3592></TR
3593></TBODY
3594></TABLE
3595><P
3596></P
3597></DIV
3598></DIV
3599><HR><DIV
3600CLASS="REFSECT2"
3601><A
3602NAME="AEN12043"
3603></A
3604><H3
3605><A
3606NAME="XMLXPATHCONVERTNUMBER"
3607></A
3608>xmlXPathConvertNumber ()</H3
3609><TABLE
3610BORDER="0"
3611BGCOLOR="#D6E8FF"
3612WIDTH="100%"
3613CELLPADDING="6"
3614><TR
3615><TD
3616><PRE
3617CLASS="PROGRAMLISTING"
3618><A
3619HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3620>xmlXPathObjectPtr</A
3621> xmlXPathConvertNumber     (<A
3622HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3623>xmlXPathObjectPtr</A
3624> val);</PRE
3625></TD
3626></TR
3627></TABLE
3628><P
3629>Converts an existing object to its <GTKDOCLINK
3630HREF="NUMBER"
3631>number</GTKDOCLINK
3632>() equivalent</P
3633><P
3634></P
3635><DIV
3636CLASS="INFORMALTABLE"
3637><A
3638NAME="AEN12052"
3639></A
3640><P
3641></P
3642><TABLE
3643BORDER="0"
3644WIDTH="100%"
3645BGCOLOR="#FFD0D0"
3646CELLSPACING="0"
3647CELLPADDING="4"
3648CLASS="CALSTABLE"
3649><TBODY
3650><TR
3651><TD
3652WIDTH="20%"
3653ALIGN="RIGHT"
3654VALIGN="TOP"
3655><TT
3656CLASS="PARAMETER"
3657><I
3658>val</I
3659></TT
3660>&nbsp;:</TD
3661><TD
3662WIDTH="80%"
3663ALIGN="LEFT"
3664VALIGN="TOP"
3665>  an XPath object</TD
3666></TR
3667><TR
3668><TD
3669WIDTH="20%"
3670ALIGN="RIGHT"
3671VALIGN="TOP"
3672><I
3673CLASS="EMPHASIS"
3674>Returns</I
3675> :</TD
3676><TD
3677WIDTH="80%"
3678ALIGN="LEFT"
3679VALIGN="TOP"
3680>the new object, the old one is freed (or the operation
3681is done directly on <TT
3682CLASS="PARAMETER"
3683><I
3684>val</I
3685></TT
3686>)</TD
3687></TR
3688></TBODY
3689></TABLE
3690><P
3691></P
3692></DIV
3693></DIV
3694><HR><DIV
3695CLASS="REFSECT2"
3696><A
3697NAME="AEN12066"
3698></A
3699><H3
3700><A
3701NAME="XMLXPATHCONVERTSTRING"
3702></A
3703>xmlXPathConvertString ()</H3
3704><TABLE
3705BORDER="0"
3706BGCOLOR="#D6E8FF"
3707WIDTH="100%"
3708CELLPADDING="6"
3709><TR
3710><TD
3711><PRE
3712CLASS="PROGRAMLISTING"
3713><A
3714HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3715>xmlXPathObjectPtr</A
3716> xmlXPathConvertString     (<A
3717HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3718>xmlXPathObjectPtr</A
3719> val);</PRE
3720></TD
3721></TR
3722></TABLE
3723><P
3724>Converts an existing object to its <GTKDOCLINK
3725HREF="STRING"
3726>string</GTKDOCLINK
3727>() equivalent</P
3728><P
3729></P
3730><DIV
3731CLASS="INFORMALTABLE"
3732><A
3733NAME="AEN12075"
3734></A
3735><P
3736></P
3737><TABLE
3738BORDER="0"
3739WIDTH="100%"
3740BGCOLOR="#FFD0D0"
3741CELLSPACING="0"
3742CELLPADDING="4"
3743CLASS="CALSTABLE"
3744><TBODY
3745><TR
3746><TD
3747WIDTH="20%"
3748ALIGN="RIGHT"
3749VALIGN="TOP"
3750><TT
3751CLASS="PARAMETER"
3752><I
3753>val</I
3754></TT
3755>&nbsp;:</TD
3756><TD
3757WIDTH="80%"
3758ALIGN="LEFT"
3759VALIGN="TOP"
3760>  an XPath object</TD
3761></TR
3762><TR
3763><TD
3764WIDTH="20%"
3765ALIGN="RIGHT"
3766VALIGN="TOP"
3767><I
3768CLASS="EMPHASIS"
3769>Returns</I
3770> :</TD
3771><TD
3772WIDTH="80%"
3773ALIGN="LEFT"
3774VALIGN="TOP"
3775>the new object, the old one is freed (or the operation
3776is done directly on <TT
3777CLASS="PARAMETER"
3778><I
3779>val</I
3780></TT
3781>)</TD
3782></TR
3783></TBODY
3784></TABLE
3785><P
3786></P
3787></DIV
3788></DIV
3789><HR><DIV
3790CLASS="REFSECT2"
3791><A
3792NAME="AEN12089"
3793></A
3794><H3
3795><A
3796NAME="XMLXPATHINIT"
3797></A
3798>xmlXPathInit ()</H3
3799><TABLE
3800BORDER="0"
3801BGCOLOR="#D6E8FF"
3802WIDTH="100%"
3803CELLPADDING="6"
3804><TR
3805><TD
3806><PRE
3807CLASS="PROGRAMLISTING"
3808>void        xmlXPathInit                    (void);</PRE
3809></TD
3810></TR
3811></TABLE
3812><P
3813>Initialize the XPath environment</P
3814><P
3815></P
3816></DIV
3817><HR><DIV
3818CLASS="REFSECT2"
3819><A
3820NAME="AEN12095"
3821></A
3822><H3
3823><A
3824NAME="XMLXPATHNEWCONTEXT"
3825></A
3826>xmlXPathNewContext ()</H3
3827><TABLE
3828BORDER="0"
3829BGCOLOR="#D6E8FF"
3830WIDTH="100%"
3831CELLPADDING="6"
3832><TR
3833><TD
3834><PRE
3835CLASS="PROGRAMLISTING"
3836><A
3837HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
3838>xmlXPathContextPtr</A
3839> xmlXPathNewContext       (<A
3840HREF="libxml-tree.html#XMLDOCPTR"
3841>xmlDocPtr</A
3842> doc);</PRE
3843></TD
3844></TR
3845></TABLE
3846><P
3847>Create a new xmlXPathContext</P
3848><P
3849></P
3850><DIV
3851CLASS="INFORMALTABLE"
3852><A
3853NAME="AEN12103"
3854></A
3855><P
3856></P
3857><TABLE
3858BORDER="0"
3859WIDTH="100%"
3860BGCOLOR="#FFD0D0"
3861CELLSPACING="0"
3862CELLPADDING="4"
3863CLASS="CALSTABLE"
3864><TBODY
3865><TR
3866><TD
3867WIDTH="20%"
3868ALIGN="RIGHT"
3869VALIGN="TOP"
3870><TT
3871CLASS="PARAMETER"
3872><I
3873>doc</I
3874></TT
3875>&nbsp;:</TD
3876><TD
3877WIDTH="80%"
3878ALIGN="LEFT"
3879VALIGN="TOP"
3880>  the XML document</TD
3881></TR
3882><TR
3883><TD
3884WIDTH="20%"
3885ALIGN="RIGHT"
3886VALIGN="TOP"
3887><I
3888CLASS="EMPHASIS"
3889>Returns</I
3890> :</TD
3891><TD
3892WIDTH="80%"
3893ALIGN="LEFT"
3894VALIGN="TOP"
3895>the xmlXPathContext just allocated.</TD
3896></TR
3897></TBODY
3898></TABLE
3899><P
3900></P
3901></DIV
3902></DIV
3903><HR><DIV
3904CLASS="REFSECT2"
3905><A
3906NAME="AEN12116"
3907></A
3908><H3
3909><A
3910NAME="XMLXPATHFREECONTEXT"
3911></A
3912>xmlXPathFreeContext ()</H3
3913><TABLE
3914BORDER="0"
3915BGCOLOR="#D6E8FF"
3916WIDTH="100%"
3917CELLPADDING="6"
3918><TR
3919><TD
3920><PRE
3921CLASS="PROGRAMLISTING"
3922>void        xmlXPathFreeContext             (<A
3923HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
3924>xmlXPathContextPtr</A
3925> ctxt);</PRE
3926></TD
3927></TR
3928></TABLE
3929><P
3930>Free up an xmlXPathContext</P
3931><P
3932></P
3933><DIV
3934CLASS="INFORMALTABLE"
3935><A
3936NAME="AEN12123"
3937></A
3938><P
3939></P
3940><TABLE
3941BORDER="0"
3942WIDTH="100%"
3943BGCOLOR="#FFD0D0"
3944CELLSPACING="0"
3945CELLPADDING="4"
3946CLASS="CALSTABLE"
3947><TBODY
3948><TR
3949><TD
3950WIDTH="20%"
3951ALIGN="RIGHT"
3952VALIGN="TOP"
3953><TT
3954CLASS="PARAMETER"
3955><I
3956>ctxt</I
3957></TT
3958>&nbsp;:</TD
3959><TD
3960WIDTH="80%"
3961ALIGN="LEFT"
3962VALIGN="TOP"
3963>  the context to free</TD
3964></TR
3965></TBODY
3966></TABLE
3967><P
3968></P
3969></DIV
3970></DIV
3971><HR><DIV
3972CLASS="REFSECT2"
3973><A
3974NAME="AEN12132"
3975></A
3976><H3
3977><A
3978NAME="XMLXPATHEVAL"
3979></A
3980>xmlXPathEval ()</H3
3981><TABLE
3982BORDER="0"
3983BGCOLOR="#D6E8FF"
3984WIDTH="100%"
3985CELLPADDING="6"
3986><TR
3987><TD
3988><PRE
3989CLASS="PROGRAMLISTING"
3990><A
3991HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
3992>xmlXPathObjectPtr</A
3993> xmlXPathEval              (const <A
3994HREF="libxml-tree.html#XMLCHAR"
3995>xmlChar</A
3996> *str,
3997                                             <A
3998HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
3999>xmlXPathContextPtr</A
4000> ctxt);</PRE
4001></TD
4002></TR
4003></TABLE
4004><P
4005>Evaluate the XPath Location Path in the given context.</P
4006><P
4007></P
4008><DIV
4009CLASS="INFORMALTABLE"
4010><A
4011NAME="AEN12141"
4012></A
4013><P
4014></P
4015><TABLE
4016BORDER="0"
4017WIDTH="100%"
4018BGCOLOR="#FFD0D0"
4019CELLSPACING="0"
4020CELLPADDING="4"
4021CLASS="CALSTABLE"
4022><TBODY
4023><TR
4024><TD
4025WIDTH="20%"
4026ALIGN="RIGHT"
4027VALIGN="TOP"
4028><TT
4029CLASS="PARAMETER"
4030><I
4031>str</I
4032></TT
4033>&nbsp;:</TD
4034><TD
4035WIDTH="80%"
4036ALIGN="LEFT"
4037VALIGN="TOP"
4038>  the XPath expression</TD
4039></TR
4040><TR
4041><TD
4042WIDTH="20%"
4043ALIGN="RIGHT"
4044VALIGN="TOP"
4045><TT
4046CLASS="PARAMETER"
4047><I
4048>ctxt</I
4049></TT
4050>&nbsp;:</TD
4051><TD
4052WIDTH="80%"
4053ALIGN="LEFT"
4054VALIGN="TOP"
4055>&nbsp;</TD
4056></TR
4057><TR
4058><TD
4059WIDTH="20%"
4060ALIGN="RIGHT"
4061VALIGN="TOP"
4062><I
4063CLASS="EMPHASIS"
4064>Returns</I
4065> :</TD
4066><TD
4067WIDTH="80%"
4068ALIGN="LEFT"
4069VALIGN="TOP"
4070>the xmlXPathObjectPtr resulting from the eveluation or NULL.
4071the caller has to free the object.</TD
4072></TR
4073></TBODY
4074></TABLE
4075><P
4076></P
4077></DIV
4078></DIV
4079><HR><DIV
4080CLASS="REFSECT2"
4081><A
4082NAME="AEN12158"
4083></A
4084><H3
4085><A
4086NAME="XMLXPATHEVALEXPRESSION"
4087></A
4088>xmlXPathEvalExpression ()</H3
4089><TABLE
4090BORDER="0"
4091BGCOLOR="#D6E8FF"
4092WIDTH="100%"
4093CELLPADDING="6"
4094><TR
4095><TD
4096><PRE
4097CLASS="PROGRAMLISTING"
4098><A
4099HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
4100>xmlXPathObjectPtr</A
4101> xmlXPathEvalExpression    (const <A
4102HREF="libxml-tree.html#XMLCHAR"
4103>xmlChar</A
4104> *str,
4105                                             <A
4106HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
4107>xmlXPathContextPtr</A
4108> ctxt);</PRE
4109></TD
4110></TR
4111></TABLE
4112><P
4113>Evaluate the XPath expression in the given context.</P
4114><P
4115></P
4116><DIV
4117CLASS="INFORMALTABLE"
4118><A
4119NAME="AEN12167"
4120></A
4121><P
4122></P
4123><TABLE
4124BORDER="0"
4125WIDTH="100%"
4126BGCOLOR="#FFD0D0"
4127CELLSPACING="0"
4128CELLPADDING="4"
4129CLASS="CALSTABLE"
4130><TBODY
4131><TR
4132><TD
4133WIDTH="20%"
4134ALIGN="RIGHT"
4135VALIGN="TOP"
4136><TT
4137CLASS="PARAMETER"
4138><I
4139>str</I
4140></TT
4141>&nbsp;:</TD
4142><TD
4143WIDTH="80%"
4144ALIGN="LEFT"
4145VALIGN="TOP"
4146>  the XPath expression</TD
4147></TR
4148><TR
4149><TD
4150WIDTH="20%"
4151ALIGN="RIGHT"
4152VALIGN="TOP"
4153><TT
4154CLASS="PARAMETER"
4155><I
4156>ctxt</I
4157></TT
4158>&nbsp;:</TD
4159><TD
4160WIDTH="80%"
4161ALIGN="LEFT"
4162VALIGN="TOP"
4163>  the XPath context</TD
4164></TR
4165><TR
4166><TD
4167WIDTH="20%"
4168ALIGN="RIGHT"
4169VALIGN="TOP"
4170><I
4171CLASS="EMPHASIS"
4172>Returns</I
4173> :</TD
4174><TD
4175WIDTH="80%"
4176ALIGN="LEFT"
4177VALIGN="TOP"
4178>the xmlXPathObjectPtr resulting from the evaluation or NULL.
4179the caller has to free the object.</TD
4180></TR
4181></TBODY
4182></TABLE
4183><P
4184></P
4185></DIV
4186></DIV
4187><HR><DIV
4188CLASS="REFSECT2"
4189><A
4190NAME="AEN12184"
4191></A
4192><H3
4193><A
4194NAME="XMLXPATHEVALPREDICATE"
4195></A
4196>xmlXPathEvalPredicate ()</H3
4197><TABLE
4198BORDER="0"
4199BGCOLOR="#D6E8FF"
4200WIDTH="100%"
4201CELLPADDING="6"
4202><TR
4203><TD
4204><PRE
4205CLASS="PROGRAMLISTING"
4206>int         xmlXPathEvalPredicate           (<A
4207HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
4208>xmlXPathContextPtr</A
4209> ctxt,
4210                                             <A
4211HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
4212>xmlXPathObjectPtr</A
4213> res);</PRE
4214></TD
4215></TR
4216></TABLE
4217><P
4218>Evaluate a predicate result for the current node.
4219A PredicateExpr is evaluated by evaluating the Expr and converting
4220the result to a boolean. If the result is a number, the result will
4221be converted to true if the number is equal to the position of the
4222context node in the context node list (as returned by the position
4223function) and will be converted to false otherwise; if the result
4224is not a number, then the result will be converted as if by a call
4225to the boolean function. </P
4226><P
4227>Return 1 if predicate is true, 0 otherwise</P
4228><P
4229></P
4230><DIV
4231CLASS="INFORMALTABLE"
4232><A
4233NAME="AEN12193"
4234></A
4235><P
4236></P
4237><TABLE
4238BORDER="0"
4239WIDTH="100%"
4240BGCOLOR="#FFD0D0"
4241CELLSPACING="0"
4242CELLPADDING="4"
4243CLASS="CALSTABLE"
4244><TBODY
4245><TR
4246><TD
4247WIDTH="20%"
4248ALIGN="RIGHT"
4249VALIGN="TOP"
4250><TT
4251CLASS="PARAMETER"
4252><I
4253>ctxt</I
4254></TT
4255>&nbsp;:</TD
4256><TD
4257WIDTH="80%"
4258ALIGN="LEFT"
4259VALIGN="TOP"
4260>  the XPath context</TD
4261></TR
4262><TR
4263><TD
4264WIDTH="20%"
4265ALIGN="RIGHT"
4266VALIGN="TOP"
4267><TT
4268CLASS="PARAMETER"
4269><I
4270>res</I
4271></TT
4272>&nbsp;:</TD
4273><TD
4274WIDTH="80%"
4275ALIGN="LEFT"
4276VALIGN="TOP"
4277>  the Predicate Expression evaluation result</TD
4278></TR
4279><TR
4280><TD
4281WIDTH="20%"
4282ALIGN="RIGHT"
4283VALIGN="TOP"
4284><I
4285CLASS="EMPHASIS"
4286>Returns</I
4287> :</TD
4288><TD
4289WIDTH="80%"
4290ALIGN="LEFT"
4291VALIGN="TOP"
4292>&nbsp;</TD
4293></TR
4294></TBODY
4295></TABLE
4296><P
4297></P
4298></DIV
4299></DIV
4300><HR><DIV
4301CLASS="REFSECT2"
4302><A
4303NAME="AEN12210"
4304></A
4305><H3
4306><A
4307NAME="XMLXPATHCOMPILE"
4308></A
4309>xmlXPathCompile ()</H3
4310><TABLE
4311BORDER="0"
4312BGCOLOR="#D6E8FF"
4313WIDTH="100%"
4314CELLPADDING="6"
4315><TR
4316><TD
4317><PRE
4318CLASS="PROGRAMLISTING"
4319><A
4320HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
4321>xmlXPathCompExprPtr</A
4322> xmlXPathCompile         (const <A
4323HREF="libxml-tree.html#XMLCHAR"
4324>xmlChar</A
4325> *str);</PRE
4326></TD
4327></TR
4328></TABLE
4329><P
4330>Compile an XPath expression</P
4331><P
4332></P
4333><DIV
4334CLASS="INFORMALTABLE"
4335><A
4336NAME="AEN12218"
4337></A
4338><P
4339></P
4340><TABLE
4341BORDER="0"
4342WIDTH="100%"
4343BGCOLOR="#FFD0D0"
4344CELLSPACING="0"
4345CELLPADDING="4"
4346CLASS="CALSTABLE"
4347><TBODY
4348><TR
4349><TD
4350WIDTH="20%"
4351ALIGN="RIGHT"
4352VALIGN="TOP"
4353><TT
4354CLASS="PARAMETER"
4355><I
4356>str</I
4357></TT
4358>&nbsp;:</TD
4359><TD
4360WIDTH="80%"
4361ALIGN="LEFT"
4362VALIGN="TOP"
4363>  the XPath expression</TD
4364></TR
4365><TR
4366><TD
4367WIDTH="20%"
4368ALIGN="RIGHT"
4369VALIGN="TOP"
4370><I
4371CLASS="EMPHASIS"
4372>Returns</I
4373> :</TD
4374><TD
4375WIDTH="80%"
4376ALIGN="LEFT"
4377VALIGN="TOP"
4378>the xmlXPathObjectPtr resulting from the eveluation or NULL.
4379the caller has to free the object.</TD
4380></TR
4381></TBODY
4382></TABLE
4383><P
4384></P
4385></DIV
4386></DIV
4387><HR><DIV
4388CLASS="REFSECT2"
4389><A
4390NAME="AEN12231"
4391></A
4392><H3
4393><A
4394NAME="XMLXPATHCOMPILEDEVAL"
4395></A
4396>xmlXPathCompiledEval ()</H3
4397><TABLE
4398BORDER="0"
4399BGCOLOR="#D6E8FF"
4400WIDTH="100%"
4401CELLPADDING="6"
4402><TR
4403><TD
4404><PRE
4405CLASS="PROGRAMLISTING"
4406><A
4407HREF="libxml-xpath.html#XMLXPATHOBJECTPTR"
4408>xmlXPathObjectPtr</A
4409> xmlXPathCompiledEval      (<A
4410HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
4411>xmlXPathCompExprPtr</A
4412> comp,
4413                                             <A
4414HREF="libxml-xpath.html#XMLXPATHCONTEXTPTR"
4415>xmlXPathContextPtr</A
4416> ctx);</PRE
4417></TD
4418></TR
4419></TABLE
4420><P
4421>Evaluate the Precompiled XPath expression in the given context.</P
4422><P
4423></P
4424><DIV
4425CLASS="INFORMALTABLE"
4426><A
4427NAME="AEN12240"
4428></A
4429><P
4430></P
4431><TABLE
4432BORDER="0"
4433WIDTH="100%"
4434BGCOLOR="#FFD0D0"
4435CELLSPACING="0"
4436CELLPADDING="4"
4437CLASS="CALSTABLE"
4438><TBODY
4439><TR
4440><TD
4441WIDTH="20%"
4442ALIGN="RIGHT"
4443VALIGN="TOP"
4444><TT
4445CLASS="PARAMETER"
4446><I
4447>comp</I
4448></TT
4449>&nbsp;:</TD
4450><TD
4451WIDTH="80%"
4452ALIGN="LEFT"
4453VALIGN="TOP"
4454>  the compiled XPath expression</TD
4455></TR
4456><TR
4457><TD
4458WIDTH="20%"
4459ALIGN="RIGHT"
4460VALIGN="TOP"
4461><TT
4462CLASS="PARAMETER"
4463><I
4464>ctx</I
4465></TT
4466>&nbsp;:</TD
4467><TD
4468WIDTH="80%"
4469ALIGN="LEFT"
4470VALIGN="TOP"
4471>  the XPath context</TD
4472></TR
4473><TR
4474><TD
4475WIDTH="20%"
4476ALIGN="RIGHT"
4477VALIGN="TOP"
4478><I
4479CLASS="EMPHASIS"
4480>Returns</I
4481> :</TD
4482><TD
4483WIDTH="80%"
4484ALIGN="LEFT"
4485VALIGN="TOP"
4486>the xmlXPathObjectPtr resulting from the eveluation or NULL.
4487the caller has to free the object.</TD
4488></TR
4489></TBODY
4490></TABLE
4491><P
4492></P
4493></DIV
4494></DIV
4495><HR><DIV
4496CLASS="REFSECT2"
4497><A
4498NAME="AEN12257"
4499></A
4500><H3
4501><A
4502NAME="XMLXPATHFREECOMPEXPR"
4503></A
4504>xmlXPathFreeCompExpr ()</H3
4505><TABLE
4506BORDER="0"
4507BGCOLOR="#D6E8FF"
4508WIDTH="100%"
4509CELLPADDING="6"
4510><TR
4511><TD
4512><PRE
4513CLASS="PROGRAMLISTING"
4514>void        xmlXPathFreeCompExpr            (<A
4515HREF="libxml-xpath.html#XMLXPATHCOMPEXPRPTR"
4516>xmlXPathCompExprPtr</A
4517> comp);</PRE
4518></TD
4519></TR
4520></TABLE
4521><P
4522>Free up the memory allocated by <TT
4523CLASS="PARAMETER"
4524><I
4525>comp</I
4526></TT
4527></P
4528><P
4529></P
4530><DIV
4531CLASS="INFORMALTABLE"
4532><A
4533NAME="AEN12265"
4534></A
4535><P
4536></P
4537><TABLE
4538BORDER="0"
4539WIDTH="100%"
4540BGCOLOR="#FFD0D0"
4541CELLSPACING="0"
4542CELLPADDING="4"
4543CLASS="CALSTABLE"
4544><TBODY
4545><TR
4546><TD
4547WIDTH="20%"
4548ALIGN="RIGHT"
4549VALIGN="TOP"
4550><TT
4551CLASS="PARAMETER"
4552><I
4553>comp</I
4554></TT
4555>&nbsp;:</TD
4556><TD
4557WIDTH="80%"
4558ALIGN="LEFT"
4559VALIGN="TOP"
4560>  an XPATH comp</TD
4561></TR
4562></TBODY
4563></TABLE
4564><P
4565></P
4566></DIV
4567></DIV
4568></DIV
4569><DIV
4570CLASS="NAVFOOTER"
4571><BR
4572CLEAR="all"><BR><TABLE
4573WIDTH="100%"
4574BORDER="0"
4575BGCOLOR="#000000"
4576CELLPADDING="1"
4577CELLSPACING="0"
4578><TR
4579><TD
4580WIDTH="25%"
4581BGCOLOR="#C00000"
4582ALIGN="left"
4583><A
4584HREF="libxml-htmltree.html"
4585><FONT
4586COLOR="#FFFFFF"
4587SIZE="3"
4588><B
4589>&#60;&#60;&#60; Previous Page</B
4590></FONT
4591></A
4592></TD
4593><TD
4594WIDTH="25%"
4595BGCOLOR="#0000C0"
4596ALIGN="center"
4597><FONT
4598COLOR="#FFFFFF"
4599SIZE="3"
4600><B
4601><A
4602HREF="book1.html"
4603><FONT
4604COLOR="#FFFFFF"
4605SIZE="3"
4606><B
4607>Home</B
4608></FONT
4609></A
4610></B
4611></FONT
4612></TD
4613><TD
4614WIDTH="25%"
4615BGCOLOR="#00C000"
4616ALIGN="center"
4617><FONT
4618COLOR="#FFFFFF"
4619SIZE="3"
4620><B
4621><A
4622HREF="libxml-lib.html"
4623><FONT
4624COLOR="#FFFFFF"
4625SIZE="3"
4626><B
4627>Up</B
4628></FONT
4629></A
4630></B
4631></FONT
4632></TD
4633><TD
4634WIDTH="25%"
4635BGCOLOR="#C00000"
4636ALIGN="right"
4637><A
4638HREF="libxml-xpathinternals.html"
4639><FONT
4640COLOR="#FFFFFF"
4641SIZE="3"
4642><B
4643>Next Page &#62;&#62;&#62;</B
4644></FONT
4645></A
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4648><TR
4649><TD
4650COLSPAN="2"
4651ALIGN="left"
4652><FONT
4653COLOR="#FFFFFF"
4654SIZE="3"
4655><B
4656>HTMLtree</B
4657></FONT
4658></TD
4659><TD
4660COLSPAN="2"
4661ALIGN="right"
4662><FONT
4663COLOR="#FFFFFF"
4664SIZE="3"
4665><B
4666>xpathInternals</B
4667></FONT
4668></TD
4669></TR
4670></TABLE
4671></DIV
4672></BODY
4673></HTML
4674>