note 69182 added to language.operators.assignment

or you could use the xor-assignment operator.. $a ^= $b; $b ^= $a; $a ^= $b; ---- Server IP: 216.235.15.211 Probable Submitter: 204.50.32.100 ---- X-Spam-Status: No, hits=3.1 required=5.0 tests=DATE_MISSING,FROM_NO_LOWER autolearn=no version=2.64 ---- Manual Page -- http://www.php.net/manual/en/language.operators.assignment.php Edit -- https://master.php.net/note/edit/69182 Del: integrated -- https://master.php.net/note/delete/69182/integrated Del: useless -- https://master.php.net/note/delete/69182/useless Del: bad code -- https://master.php.net/note/delete/69182/bad+code Del: spam -- https://master.php.net/note/delete/69182/spam Del: non-english -- https://master.php.net/note/delete/69182/non-english Del: in docs -- https://master.php.net/note/delete/69182/in+docs Del: other reasons-- https://master.php.net/note/delete/69182 Reject -- https://master.php.net/note/reject/69182 Search -- https://master.php.net/manage/user-notes.php