note 23825 added to function.preg-replace

From: Date: Mon, 29 Jul 2002 18:03:48 +0000
Subject: note 23825 added to function.preg-replace
Groups: php.notes 
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Here's a valuable example of Array usage with /e modifier: error_reporting ( E_ALL | E_NOTICE ); $name = Array( 'first' =>'Maxim' ,'middle' =>'Olegovich' ,'last' =>'Maletsky' ,'email' =>'maxim@php.net' ); $str = '<a href="mailto:$email">$first ($middle) $last</a>'; $out = preg_replace ( "/(\\$(\w+))/e", "@\$name['\\2']", $str ); echo " $str becomes $out <br> "; outputs : <a href="$email">$first ($middle) $last</a> becomes <a href="mailto:maxim@php.net">Maxim (Olegovich) Maletsky</a> <br> NOTE: the 'at' (@) is optional. This is to prevent errors in case of the error reporting as above. You may as well avoid it if running with different error reporting level. Another neat idea could be a better regular expression that supports backslashes (\) infront the sollar sign ($) for the variable. But, that is another story. -maxim maletsky -- http://www.php.net/manual/en/function.preg-replace.php http://master.php.net/manage/user-notes.php?action=edit+23825 http://master.php.net/manage/user-notes.php?action=delete+23825 http://master.php.net/manage/user-notes.php?action=reject+23825

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