Re: Regular expressions

From: Date: Tue, 03 Feb 2004 21:26:46 +0000
Subject: Re: Regular expressions
References: 1 2 3  Groups: php.general 
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Thank you very much Jochem and John. It works like a charm now, and I was beginning to grow weary after experimenting with result sets for almost 10 hours now. How would you - by the way - concatenate text to the replacement string? ;-Pete On Tue, 3 Feb 2004 14:15:00 -0500, holmes072000@charter.net (John W. Holmes) wrote: >From: "Jochem Maas" <jochem@iamjochem.com> > >> alternatively (actually this looks like the easier way to do it!) use >> preg_replace(), with the 'e' modifier tagged onto the end of the >> replacement expression: the 'e' modifier causes the expression to be >> evaluated as PHP. >> >> http://nl2.php.net/manual/en/function.preg-replace.php >> http://nl2.php.net/manual/en/pcre.pattern.modifiers.php >> >> something like: >> >> $pattern = '/\[link=&quot;([[:graph:]]+)&quot;]/'; >> $replacement = "/check_this_out('\1')/e"; >> $output = preg_replace($pattern, $replacement, $output); > >Good idea, except the "e" modifier goes in the pattern, not the replacement. >And you don't need delimiters in the replacement. > >$pattern = '/\[link=&quot;([[:graph:]]+)&quot;]/e'; >$replacement = "check_this_out('\1')"; >$output = preg_replace($pattern, $replacement, $output); > >---John Holmes...

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