Re: urgent !!! Please Help preg_replace !!!!!!!!!!!!!!!!!!!!!

On Sun, 2008-02-10 at 14:33 +0800, LKSunny wrote: > //please run this script, you can get what problem i got > > $html = <<<eof > <a href="aaa.html">aaa</a> > > <a href="bbb.html">cfdfd</a> > > <a href="aaa.html">sfs > sfsrbbb > sfds</a> > > <a href="aaa.html">cc > gd > c</a> > > <a href="aaa.html">ddd > 123</a> > eof; > > /* > i want replace any |<a.has bbb.</a>|, like > <a href="bbb.html">cfdfd</a> > > <a href="aaa.html">sfs > sfsrbbb > sfds</a> > */ > <?php $reps = array ( array ( 'match' => '#<a.*</a>#Uims', 'check' => '#bbb#', 'replace' => 'X', ), ); foreach( $reps as $criteria ) { if( preg_match_all( $criteria['match'], $html, $matches ) ) { foreach( $matches[0] as $match ) { if( preg_match( $criteria['check'], $match ) ) { $html = str_replace( $match, $criteria['replace'], $html ); } } } } ?> This does what you want to $html, but it doesn't do it in a single regex. I'm not sure it can be done with a single regex, and if it can, I doubt it's simple. I don't feel like investigating too far :) Cheers, Rob. -- .------------------------------------------------------------. | InterJinn Application Framework - http://www.interjinn.com | :------------------------------------------------------------: | An application and templating framework for PHP. Boasting | | a powerful, scalable system for accessing system services | | such as forms, properties, sessions, and caches. InterJinn | | also provides an extremely flexible architecture for | | creating re-usable components quickly and easily. | `------------------------------------------------------------'