From: Robert Klemme <shortcutter@...>
Date: 2009-06-27T21:40:43+09:00
Subject: Re: Is there a way to abandon a gsub if you're using a block?

On 26.06.2009 21:01, Wes Gamble wrote:
> So the way to read this:
> 
> (?:.(?!<a))*?
> 
> would be
> 
> "match on any character as long as it isn't followed by a '<a'"

Exactly.

> Why do you need the positive lookahead assertion though - to ensure that 
> the characters aren't consumed in case of a bad match?

What positive lookahead?

Kind regards

	robert

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