10a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- 'f' code formatting, with explicit precision (>= 0). Output always 20a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- has the given number of places after the point; zeros are added if 30a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- necessary to make this true. 40a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 50a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- zeros 60a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 0 -> 0 70a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0 -> 0.0 80a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0 -> 0.00 90a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.3f 0 -> 0.000 100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.50f 0 -> 0.00000000000000000000000000000000000000000000000000 110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 0; result should never include a . 130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 1.5 -> 2 140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 2.5 -> 2 150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 3.5 -> 4 160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 0.0 -> 0 170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 0.1 -> 0 180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 0.001 -> 0 190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 10.0 -> 10 200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 10.1 -> 10 210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 10.01 -> 10 220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 123.456 -> 123 230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 1234.56 -> 1235 240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 1e49 -> 9999999999999999464902769475481793196872414789632 250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 9.9999999999999987e+49 -> 99999999999999986860582406952576489172979654066176 260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0f 1e50 -> 100000000000000007629769841091887003294964970946560 270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 1 290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.0001 -> 0.0 300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.001 -> 0.0 310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.01 -> 0.0 320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.04 -> 0.0 330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.06 -> 0.1 340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.25 -> 0.2 350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 0.75 -> 0.8 360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 1.4 -> 1.4 370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 1.5 -> 1.5 380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 10.0 -> 10.0 390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 1000.03 -> 1000.0 400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 1234.5678 -> 1234.6 410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 1234.7499 -> 1234.7 420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1f 1234.75 -> 1234.8 430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 2 450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.0001 -> 0.00 460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.001 -> 0.00 470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.004999 -> 0.00 480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.005001 -> 0.01 490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.01 -> 0.01 500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.125 -> 0.12 510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 0.375 -> 0.38 520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234500 -> 1234500.00 530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234560 -> 1234560.00 540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234567 -> 1234567.00 550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234567.8 -> 1234567.80 560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234567.89 -> 1234567.89 570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234567.891 -> 1234567.89 580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2f 1234567.8912 -> 1234567.89 590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- alternate form always includes a decimal point. This only 610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- makes a difference when the precision is 0. 620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0f 0 -> 0. 630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1f 0 -> 0.0 640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0f 1.5 -> 2. 650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0f 2.5 -> 2. 660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0f 10.1 -> 10. 670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0f 1234.56 -> 1235. 680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1f 1.4 -> 1.4 690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2f 0.375 -> 0.38 700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- if precision is omitted it defaults to 6 720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0 -> 0.000000 730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 1230000 -> 1230000.000000 740a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 1234567 -> 1234567.000000 750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 123.4567 -> 123.456700 760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 1.23456789 -> 1.234568 770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0.00012 -> 0.000120 780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0.000123 -> 0.000123 790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0.00012345 -> 0.000123 800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0.000001 -> 0.000001 810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0.0000005001 -> 0.000001 820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f 0.0000004999 -> 0.000000 830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- nans and infinities 850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f nan -> nan 860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f inf -> inf 870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%f -infinity -> -inf 880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%F nan -> NAN 890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%F infinity -> INF 900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%F -inf -> -INF 910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- 'e' code formatting with explicit precision (>= 0). Output should 930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- always have exactly the number of places after the point that were 940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- requested. 950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- zeros 970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0 -> 0e+00 980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 0 -> 0.0e+00 990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0 -> 0.00e+00 1000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.10e 0 -> 0.0000000000e+00 1010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.50e 0 -> 0.00000000000000000000000000000000000000000000000000e+00 1020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 0. no decimal point in the output 1040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0.01 -> 1e-02 1050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0.1 -> 1e-01 1060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 1 -> 1e+00 1070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 10 -> 1e+01 1080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 100 -> 1e+02 1090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0.012 -> 1e-02 1100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0.12 -> 1e-01 1110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 1.2 -> 1e+00 1120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 12 -> 1e+01 1130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 120 -> 1e+02 1140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 123.456 -> 1e+02 1150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0.000123456 -> 1e-04 1160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 123456000 -> 1e+08 1170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 0.5 -> 5e-01 1180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 1.4 -> 1e+00 1190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 1.5 -> 2e+00 1200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 1.6 -> 2e+00 1210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 2.4999999 -> 2e+00 1220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 2.5 -> 2e+00 1230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 2.5000001 -> 3e+00 1240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 3.499999999999 -> 3e+00 1250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 3.5 -> 4e+00 1260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 4.5 -> 4e+00 1270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 5.5 -> 6e+00 1280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 6.5 -> 6e+00 1290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 7.5 -> 8e+00 1300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 8.5 -> 8e+00 1310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 9.4999 -> 9e+00 1320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 9.5 -> 1e+01 1330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 10.5 -> 1e+01 1340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 14.999 -> 1e+01 1350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0e 15 -> 2e+01 1360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 1 1380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 0.0001 -> 1.0e-04 1390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 0.001 -> 1.0e-03 1400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 0.01 -> 1.0e-02 1410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 0.1 -> 1.0e-01 1420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 1 -> 1.0e+00 1430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 10 -> 1.0e+01 1440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 100 -> 1.0e+02 1450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 120 -> 1.2e+02 1460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 123 -> 1.2e+02 1470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1e 123.4 -> 1.2e+02 1480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 2 1500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.00013 -> 1.30e-04 1510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.000135 -> 1.35e-04 1520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.0001357 -> 1.36e-04 1530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.0001 -> 1.00e-04 1540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.001 -> 1.00e-03 1550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.01 -> 1.00e-02 1560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 0.1 -> 1.00e-01 1570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1 -> 1.00e+00 1580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 10 -> 1.00e+01 1590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 100 -> 1.00e+02 1600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1000 -> 1.00e+03 1610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1500 -> 1.50e+03 1620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1590 -> 1.59e+03 1630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1598 -> 1.60e+03 1640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1598.7 -> 1.60e+03 1650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 1598.76 -> 1.60e+03 1660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2e 9999 -> 1.00e+04 1670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- omitted precision defaults to 6 1690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e 0 -> 0.000000e+00 1700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e 165 -> 1.650000e+02 1710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e 1234567 -> 1.234567e+06 1720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e 12345678 -> 1.234568e+07 1730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e 1.1 -> 1.100000e+00 1740a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- alternate form always contains a decimal point. This only makes 1760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- a difference when precision is 0. 1770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 1780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 0.01 -> 1.e-02 1790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 0.1 -> 1.e-01 1800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 1 -> 1.e+00 1810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 10 -> 1.e+01 1820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 100 -> 1.e+02 1830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 0.012 -> 1.e-02 1840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 0.12 -> 1.e-01 1850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 1.2 -> 1.e+00 1860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 12 -> 1.e+01 1870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 120 -> 1.e+02 1880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 123.456 -> 1.e+02 1890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 0.000123456 -> 1.e-04 1900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 123456000 -> 1.e+08 1910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 0.5 -> 5.e-01 1920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 1.4 -> 1.e+00 1930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 1.5 -> 2.e+00 1940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 1.6 -> 2.e+00 1950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 2.4999999 -> 2.e+00 1960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 2.5 -> 2.e+00 1970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 2.5000001 -> 3.e+00 1980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 3.499999999999 -> 3.e+00 1990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 3.5 -> 4.e+00 2000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 4.5 -> 4.e+00 2010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 5.5 -> 6.e+00 2020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 6.5 -> 6.e+00 2030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 7.5 -> 8.e+00 2040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 8.5 -> 8.e+00 2050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 9.4999 -> 9.e+00 2060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 9.5 -> 1.e+01 2070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 10.5 -> 1.e+01 2080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 14.999 -> 1.e+01 2090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0e 15 -> 2.e+01 2100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1e 123.4 -> 1.2e+02 2110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2e 0.0001357 -> 1.36e-04 2120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- nans and infinities 2140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e nan -> nan 2150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e inf -> inf 2160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%e -infinity -> -inf 2170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%E nan -> NAN 2180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%E infinity -> INF 2190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%E -inf -> -INF 2200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- 'g' code formatting. 2220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- zeros 2240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0 -> 0 2250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0 -> 0 2260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0 -> 0 2270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.3g 0 -> 0 2280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.4g 0 -> 0 2290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.10g 0 -> 0 2300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.50g 0 -> 0 2310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.100g 0 -> 0 2320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 0 doesn't make a lot of sense for the 'g' code (what does 2340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- it mean to have no significant digits?); in practice, it's interpreted 2350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- as identical to precision 1 2360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1000 -> 1e+03 2370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 100 -> 1e+02 2380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 10 -> 1e+01 2390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1 -> 1 2400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.1 -> 0.1 2410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.01 -> 0.01 2420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1e-3 -> 0.001 2430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1e-4 -> 0.0001 2440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1e-5 -> 1e-05 2450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1e-6 -> 1e-06 2460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 12 -> 1e+01 2470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 120 -> 1e+02 2480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 1.2 -> 1 2490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.12 -> 0.1 2500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.012 -> 0.01 2510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.0012 -> 0.001 2520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.00012 -> 0.0001 2530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.000012 -> 1e-05 2540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.0g 0.0000012 -> 1e-06 2550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 1 identical to precision 0 2570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1000 -> 1e+03 2580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 100 -> 1e+02 2590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 10 -> 1e+01 2600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1 -> 1 2610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.1 -> 0.1 2620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.01 -> 0.01 2630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1e-3 -> 0.001 2640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1e-4 -> 0.0001 2650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1e-5 -> 1e-05 2660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1e-6 -> 1e-06 2670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 12 -> 1e+01 2680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 120 -> 1e+02 2690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 1.2 -> 1 2700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.12 -> 0.1 2710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.012 -> 0.01 2720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.0012 -> 0.001 2730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.00012 -> 0.0001 2740a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.000012 -> 1e-05 2750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.1g 0.0000012 -> 1e-06 2760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- precision 2 2780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1000 -> 1e+03 2790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 100 -> 1e+02 2800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 10 -> 10 2810a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1 -> 1 2820a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.1 -> 0.1 2830a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.01 -> 0.01 2840a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.001 -> 0.001 2850a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1e-4 -> 0.0001 2860a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1e-5 -> 1e-05 2870a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1e-6 -> 1e-06 2880a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1234 -> 1.2e+03 2890a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 123 -> 1.2e+02 2900a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 12.3 -> 12 2910a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 1.23 -> 1.2 2920a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.123 -> 0.12 2930a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.0123 -> 0.012 2940a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.00123 -> 0.0012 2950a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.000123 -> 0.00012 2960a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%.2g 0.0000123 -> 1.2e-05 2970a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 2980a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- alternate g formatting: always include decimal point and 2990a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- exactly <precision> significant digits. 3000a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0g 0 -> 0. 3010a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1g 0 -> 0. 3020a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2g 0 -> 0.0 3030a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.3g 0 -> 0.00 3040a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.4g 0 -> 0.000 3050a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3060a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0g 0.2 -> 0.2 3070a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1g 0.2 -> 0.2 3080a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2g 0.2 -> 0.20 3090a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.3g 0.2 -> 0.200 3100a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.4g 0.2 -> 0.2000 3110a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.10g 0.2 -> 0.2000000000 3120a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3130a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0g 2 -> 2. 3140a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1g 2 -> 2. 3150a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2g 2 -> 2.0 3160a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.3g 2 -> 2.00 3170a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.4g 2 -> 2.000 3180a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3190a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0g 20 -> 2.e+01 3200a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1g 20 -> 2.e+01 3210a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2g 20 -> 20. 3220a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.3g 20 -> 20.0 3230a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.4g 20 -> 20.00 3240a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3250a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.0g 234.56 -> 2.e+02 3260a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.1g 234.56 -> 2.e+02 3270a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.2g 234.56 -> 2.3e+02 3280a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.3g 234.56 -> 235. 3290a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.4g 234.56 -> 234.6 3300a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.5g 234.56 -> 234.56 3310a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%#.6g 234.56 -> 234.560 3320a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3330a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- nans and infinities 3340a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%g nan -> nan 3350a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%g inf -> inf 3360a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%g -infinity -> -inf 3370a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%G nan -> NAN 3380a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%G infinity -> INF 3390a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%G -inf -> -INF 3400a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3410a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- for repr formatting see the separate test_short_repr test in 3420a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- test_float.py. Not all platforms use short repr for floats. 3430a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3440a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- str formatting. Result always includes decimal point and at 3450a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- least one digit after the point, or an exponent. 3460a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0 -> 0.0 3470a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1 -> 1.0 3480a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3490a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.01 -> 0.01 3500a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.02 -> 0.02 3510a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.03 -> 0.03 3520a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.04 -> 0.04 3530a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.05 -> 0.05 3540a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3550a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- str truncates to 12 significant digits 3560a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.234123412341 -> 1.23412341234 3570a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.23412341234 -> 1.23412341234 3580a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.2341234123 -> 1.2341234123 3590a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3600a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- values >= 1e11 get an exponent 3610a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 10 -> 10.0 3620a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 100 -> 100.0 3630a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1e10 -> 10000000000.0 3640a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 9.999e10 -> 99990000000.0 3650a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 99999999999 -> 99999999999.0 3660a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 99999999999.9 -> 99999999999.9 3670a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 99999999999.99 -> 1e+11 3680a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1e11 -> 1e+11 3690a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1e12 -> 1e+12 3700a8c90248264a8b26970b4473770bcc3df8515fJosh Gao 3710a8c90248264a8b26970b4473770bcc3df8515fJosh Gao-- as do values < 1e-4 3720a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1e-3 -> 0.001 3730a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.001e-4 -> 0.0001001 3740a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.000000000001e-4 -> 0.0001 3750a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.00000000001e-4 -> 0.000100000000001 3760a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1.0000000001e-4 -> 0.00010000000001 3770a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1e-4 -> 0.0001 3780a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.999999999999e-4 -> 9.99999999999e-05 3790a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 0.999e-4 -> 9.99e-05 3800a8c90248264a8b26970b4473770bcc3df8515fJosh Gao%s 1e-5 -> 1e-05 381