note 123228 added to function.ob-flush

If there is no active output buffer, an error of level E_NOTICE is generated (at least in PHP 7.1). To avoid this, test first with ob_get_level(). ---- Server IP: 208.43.231.9 Probable Submitter: 87.113.57.98 ---- Manual Page -- http://php.net/manual/en/function.ob-flush.php Edit -- https://master.php.net/note/edit/123228 Del: integrated -- https://master.php.net/note/delete/123228/integrated Del: useless -- https://master.php.net/note/delete/123228/useless Del: bad code -- https://master.php.net/note/delete/123228/bad+code Del: spam -- https://master.php.net/note/delete/123228/spam Del: non-english -- https://master.php.net/note/delete/123228/non-english Del: in docs -- https://master.php.net/note/delete/123228/in+docs Del: other reasons-- https://master.php.net/note/delete/123228 Reject -- https://master.php.net/note/reject/123228 Search -- https://master.php.net/manage/user-notes.php