1 #include <regex> 2 #include <string> main()3 int main() { 4 const std::string str = "test0159"; 5 std::regex re; 6 re = std::regex("^[a-z]+[0-9]+$", 7 std::regex_constants::extended | std::regex_constants::nosubs); 8 return std::regex_search(str, re) ? 0 : -1; 9 } 10 11