Re: [Boost-users] regex_search all

From: izua (izua.richard_at_[hidden])
Date: 2007-08-21 00:00:44

Thanks!
This works, but it's not exactly what I want. The idea is to return all
captures in all matches.

Roman Perepelitsa-2 wrote:
> 
> John Maddock <john <at> johnmaddock.co.uk> writes:
> 
>> 
>> izua wrote:
>> > How can I do a regex search that will return me all patterns for the
>> > given regular expression?
>> > Somehow like preg_match_all in PHP.
>> 
>> Please see my previous reply: 
>> http://article.gmane.org/gmane.comp.lib.boost.user/29880
>> 
>> John. 
>> 
> 
> Here is an example:
> 
> #include <iterator>
> #include <boost/regex.hpp>
> #include <boost/bind.hpp>
> 
> using namespace std;
> using namespace boost;
> 
> vector<string> preg_match_all(const string & s, const regex & expr)
> {
> 	typedef regex_iterator<string::const_iterator> iter;
> 	vector<string> res;
> 	transform
> 	(
> 		iter(s.begin(), s.end(), expr),
> 		iter(),
> 		back_inserter(res),
> 		bind(&iter::value_type::str, _1, 0)
> 	);
> 	return res;
> }
> 
> preg_match_all("abcd123.ef56\tessn", regex("[0-9]+?[\\W]+?"));
> 
> Roman Perepelitsa.
> 
> _______________________________________________
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> Boost-users_at_[hidden]
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> 
> 

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