note 113888 added to function.preg-match

if you want to match all printable ascii (0..127) expect some specific chars, try this: <?php $excluded = '\$a'; echo preg_replace('~[^' . $excluded . '[:^print:]]~', '', 'abc123ABC!?$%/€'); ?> result: a$€ ---- Server IP: 72.52.91.14 Probable Submitter: 72.52.91.14 ---- Manual Page -- http://php.net/manual/en/function.preg-match.php Edit -- https://master.php.net/note/edit/113888 Del: integrated -- https://master.php.net/note/delete/113888/integrated Del: useless -- https://master.php.net/note/delete/113888/useless Del: bad code -- https://master.php.net/note/delete/113888/bad+code Del: spam -- https://master.php.net/note/delete/113888/spam Del: non-english -- https://master.php.net/note/delete/113888/non-english Del: in docs -- https://master.php.net/note/delete/113888/in+docs Del: other reasons-- https://master.php.net/note/delete/113888 Reject -- https://master.php.net/note/reject/113888 Search -- https://master.php.net/manage/user-notes.php