| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <regex> |
| |
| // template <class traits, class charT, class ST, class SA, class FST, class FSA>> |
| // basic_string<charT, ST, SA> |
| // regex_replace(const basic_string<charT, ST, SA>& s, |
| // const basic_regex<charT, traits>& e, |
| // const basic_string<charT, FST, FSA>& fmt, |
| // regex_constants::match_flag_type flags = |
| // regex_constants::match_default); |
| |
| #include <regex> |
| #include <cassert> |
| #include "test_macros.h" |
| |
| int main() |
| { |
| { |
| std::regex phone_numbers("\\d{3}-\\d{4}"); |
| std::string phone_book("555-1234, 555-2345, 555-3456"); |
| std::string r = std::regex_replace(phone_book, phone_numbers, |
| std::string("123-$&")); |
| assert(r == "123-555-1234, 123-555-2345, 123-555-3456"); |
| } |
| { |
| std::regex phone_numbers("\\d{3}-\\d{4}"); |
| std::string phone_book("555-1234, 555-2345, 555-3456"); |
| std::string r = std::regex_replace(phone_book, phone_numbers, |
| std::string("123-$&"), |
| std::regex_constants::format_sed); |
| assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456"); |
| } |
| { |
| std::regex phone_numbers("\\d{3}-\\d{4}"); |
| std::string phone_book("555-1234, 555-2345, 555-3456"); |
| std::string r = std::regex_replace(phone_book, phone_numbers, |
| std::string("123-&"), |
| std::regex_constants::format_sed); |
| assert(r == "123-555-1234, 123-555-2345, 123-555-3456"); |
| } |
| { |
| std::regex phone_numbers("\\d{3}-\\d{4}"); |
| std::string phone_book("555-1234, 555-2345, 555-3456"); |
| std::string r = std::regex_replace(phone_book, phone_numbers, |
| std::string("123-$&"), |
| std::regex_constants::format_no_copy); |
| assert(r == "123-555-1234123-555-2345123-555-3456"); |
| } |
| { |
| std::regex phone_numbers("\\d{3}-\\d{4}"); |
| std::string phone_book("555-1234, 555-2345, 555-3456"); |
| std::string r = std::regex_replace(phone_book, phone_numbers, |
| std::string("123-$&"), |
| std::regex_constants::format_first_only); |
| assert(r == "123-555-1234, 555-2345, 555-3456"); |
| } |
| { |
| std::regex phone_numbers("\\d{3}-\\d{4}"); |
| std::string phone_book("555-1234, 555-2345, 555-3456"); |
| std::string r = std::regex_replace(phone_book, phone_numbers, |
| std::string("123-$&"), |
| std::regex_constants::format_first_only | |
| std::regex_constants::format_no_copy); |
| assert(r == "123-555-1234"); |
| } |
| } |