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 match_results<BidirectionalIterator, Allocator> 13 14 // const_reference operator[](size_type n) const; 15 16 #include <regex> 17 #include <cassert> 18 19 void 20 test() 21 { 22 std::match_results<const char*> m; 23 const char s[] = "abcdefghijk"; 24 assert(std::regex_search(s, m, std::regex("cd((e)fg)hi"))); 25 26 assert(m[0].first == s+2); 27 assert(m[0].second == s+9); 28 assert(m[0].matched == true); 29 30 assert(m[1].first == s+4); 31 assert(m[1].second == s+7); 32 assert(m[1].matched == true); 33 34 assert(m[2].first == s+4); 35 assert(m[2].second == s+5); 36 assert(m[2].matched == true); 37 38 assert(m[3].first == s+11); 39 assert(m[3].second == s+11); 40 assert(m[3].matched == false); 41 42 assert(m[4].first == s+11); 43 assert(m[4].second == s+11); 44 assert(m[4].matched == false); 45 } 46 47 int main() 48 { 49 test(); 50 } 51
