ID: 47965 Updated by: j...@php.net Reported By: lunter at interia dot pl -Status: Open +Status: Bogus Bug Type: Scripting Engine problem Operating System: winXP PHP Version: 5.3.0RC1 New Comment:
Thank you for taking the time to write to us, but this is not a bug. Please double-check the documentation available at http://www.php.net/manual/ and the instructions on how to report a bug at http://bugs.php.net/how-to-report.php Previous Comments: ------------------------------------------------------------------------ [2009-04-14 09:07:04] lunter at interia dot pl Description: ------------ is_null() is 4x slower than ===null Reproduce code: --------------- <? $t=microtime(1); for($z=0;$z<1e7;$z++){ if(is_null(1)){} } print(microtime(1)-$t);print('<br/>'); // --- $t=microtime(1); for($z=0;$z<1e7;$z++){ if(1===null){} } print(microtime(1)-$t);print('<br/>'); ?> Expected result: ---------------- is_null() is faster like ===null Actual result: -------------- is_null() is 4x slower than ===null ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=47965&edit=1
