note 58302 added to function.session-cache-expire

The php manual says that session_cache_expire need to be called before session_start(); but <?php session_start(); session_cache_expire(30); echo session_cache_expire(); ?> what does it should output? ---- Manual Page -- http://www.php.net/manual/en/function.session-cache-expire.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+58302 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes&reason=useless Delete: non-english -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes&reason=non-english Delete: already in docs -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes&reason=already+in+docs Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+58302&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+58302&report=yes Search -- http://master.php.net/manage/user-notes.php