1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <regex> 11 12// class regex_iterator<BidirectionalIterator, charT, traits> 13 14// regex_iterator(BidirectionalIterator a, BidirectionalIterator b, 15// const regex_type& re, 16// regex_constants::match_flag_type m = regex_constants::match_default); 17 18#include <regex> 19#include <cassert> 20 21int main() 22{ 23 { 24 std::regex phone_numbers("\\d{3}-\\d{4}"); 25 const char phone_book[] = "555-1234, 555-2345, 555-3456"; 26 std::cregex_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers); 27 assert(i != std::cregex_iterator()); 28 assert(i->size() == 1); 29 assert(i->position() == 0); 30 assert(i->str() == "555-1234"); 31 ++i; 32 assert(i != std::cregex_iterator()); 33 assert(i->size() == 1); 34 assert(i->position() == 10); 35 assert(i->str() == "555-2345"); 36 ++i; 37 assert(i != std::cregex_iterator()); 38 assert(i->size() == 1); 39 assert(i->position() == 20); 40 assert(i->str() == "555-3456"); 41 ++i; 42 assert(i == std::cregex_iterator()); 43 } 44} 45