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// const value_type& operator*() const;
15
16#include <regex>
17#include <cassert>
18
19int main()
20{
21    {
22        std::regex phone_numbers("\\d{3}-\\d{4}");
23        const char phone_book[] = "555-1234, 555-2345, 555-3456";
24        std::cregex_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers);
25        assert(i != std::cregex_iterator());
26        assert((*i).size() == 1);
27        assert((*i).position() == 0);
28        assert((*i).str() == "555-1234");
29        ++i;
30        assert(i != std::cregex_iterator());
31        assert((*i).size() == 1);
32        assert((*i).position() == 10);
33        assert((*i).str() == "555-2345");
34        ++i;
35        assert(i != std::cregex_iterator());
36        assert((*i).size() == 1);
37        assert((*i).position() == 20);
38        assert((*i).str() == "555-3456");
39        ++i;
40        assert(i == std::cregex_iterator());
41    }
42}
43