note 126691 added to tutorial.useful

PHP 8 have this features $_SERVER['HTTP_SEC_CH_UA'] so you can detect the browser name directly from: <?php if (strpos($_SERVER['HTTP_SEC_CH_UA'], 'Edg') == TRUE) { echo 'You are using Internet Explorer.<br />'; } ?> ---- Server IP: 45.112.84.4 Probable Submitter: 45.112.85.242 (proxied: 146.70.78.42) ---- Manual Page -- https://php.net/manual/en/tutorial.useful.php Edit -- https://main.php.net/note/edit/126691 Del: integrated -- https://main.php.net/note/delete/126691/integrated Del: useless -- https://main.php.net/note/delete/126691/useless Del: bad code -- https://main.php.net/note/delete/126691/bad+code Del: spam -- https://main.php.net/note/delete/126691/spam Del: non-english -- https://main.php.net/note/delete/126691/non-english Del: in docs -- https://main.php.net/note/delete/126691/in+docs Del: other reasons-- https://main.php.net/note/delete/126691 Reject -- https://main.php.net/note/reject/126691 Search -- https://main.php.net/manage/user-notes.php