note 39411 added to function.strtoupper

From: Date: Tue, 27 Jan 2004 20:40:28 +0000
Subject: note 39411 added to function.strtoupper
Groups: php.notes 
Request: Send a blank email to php-notes+get-64281@lists.php.net to get a copy of this message
In the case transformations it is better to use "preg_replace", not "strtr": 1) it is faster; 2) it is possible to write a transformation formula for all Windows codepages, instead of each letter writing as most of you did. Thus, for "to upper case" transformation: <?php $result = preg_replace("/([a-z\xE0-\xFF])/e","chr(ord('\\1')-32)",$arg); ?> For "to lower case" transformation: <?php $result = preg_replace("/([A-Z\xC0-\xDF])/e","chr(ord('\\1')+32)",$arg); ?> ---- Manual Page -- http://www.php.net/manual/en/function.strtoupper.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+39411 Delete -- http://master.php.net/manage/user-notes.php?action=delete+39411&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+39411&report=yes Search -- http://master.php.net/manage/user-notes.php

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