note 53913 added to function.strpos

From: Date: Thu, 16 Jun 2005 19:03:07 +0000
Subject: note 53913 added to function.strpos
Groups: php.notes 
Request: Send a blank email to php-notes+get-90553@lists.php.net to get a copy of this message
You can only use === to test for false. If you try to evaluate TRUE, it will return ELSE or NOTHING. See below: // This works: $mystring = 'abcdefg'; $findme = 'a'; $pos = strpos($mystring, $findme); if ($pos === false) { echo "Does not Exist!" ; }else{ echo "True!!" ; } // But THIS does not: $mystring = 'abcdefg'; $findme = 'a'; $pos = strpos($mystring, $findme); if ($pos === true) { echo "True!!" ; }else{ echo "Does not Exist!" ; } ---- Manual Page -- http://www.php.net/manual/en/function.strpos.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+53913 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+53913&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+53913&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+53913&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+53913&report=yes&reason=useless Delete: non-english -- http://master.php.net/manage/user-notes.php?action=delete+53913&report=yes&reason=non-english Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+53913&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+53913&report=yes Search -- http://master.php.net/manage/user-notes.php

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