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boost::algorithm::find_regex — Find regex algorithm.
template<typename RangeT, typename CharT, typename RegexTraitsT> iterator_range< typename range_result_iterator< RangeT >::type > find_regex(RangeT & Input, const basic_regex< CharT, RegexTraitsT > & Rx, match_flag_type Flags = match_default);
Search for a substring matching the given regex in the input.
Parameters
Regex options
A container which will be searched.
A regular expression
Returns:
An iterator_range delimiting the match. Returned iterator is either RangeT::iterator or RangeT::const_iterator , depending on the constness of the input parameter.
Notes:
This function provides the strong exception-safety guarantee
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