note 52256 added to function.array-filter

According to a simple test with array_filter($array) and array_diff($array, array('')) is array_filter 2.5 times faster than array_diff when deleting empty entries. ---- Manual Page -- http://www.php.net/manual/en/function.array-filter.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+52256 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+52256&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+52256&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+52256&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+52256&report=yes&reason=useless Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+52256&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+52256&report=yes Search -- http://master.php.net/manage/user-notes.php