1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <regex>
10
11// class regex_iterator<BidirectionalIterator, charT, traits>
12
13// regex_iterator(BidirectionalIterator a, BidirectionalIterator b,
14// const regex_type& re,
15// regex_constants::match_flag_type m = regex_constants::match_default);
16
17#include <regex>
18#include <cassert>
19#include "test_macros.h"
20
21int main(int, char**)
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 return 0;
46}
47

source code of libcxx/test/std/re/re.iter/re.regiter/re.regiter.cnstr/cnstr.pass.cpp