Re: [Boost-users] Regex question

From: John Maddock (john_at_[hidden])
Date: 2006-04-06 12:15:22

>The expression "[^UuMmFf]*" will greedily match the
>input string. In the
>case of "x" or " " (space) the expression will match
>the whole string! There
>should not be a match on an empty string!
>
>Considering these examples I would mark this as a bug!

The point here is that Boost-1.33.x aims to be Perl compatible, and wait for 
it...

** sed is not the same as perl **

Perl *does* match an additional empty string immediately after a previous 
match.

Rightly or wrongly the behaviour is by design.

John.