64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <regex>
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// class regex_token_iterator<BidirectionalIterator, charT, traits>
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// template <size_t N>
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// regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b,
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// const regex_type& re,
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// const int (&submatches)[N],
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// regex_constants::match_flag_type m =
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// regex_constants::match_default);
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#include <regex>
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#include <cassert>
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int main()
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{
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{
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std::regex phone_numbers("\\d{3}-(\\d{4})");
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const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
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const int indices[] = {-1, 0, 1};
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std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book),
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phone_numbers, indices);
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "start ");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "555-1234");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "1234");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == ", ");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "555-2345");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "2345");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == ", ");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "555-3456");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "3456");
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++i;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == " end");
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++i;
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assert(i == std::cregex_token_iterator());
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}
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}
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