note 101133 added to function.strspn

you can use this function with strlen to check illegal characters, string lenght must be the same than strspn (characters from my string contained in another) <?php $digits='0123456789'; if (strlen($phone) != strspn($phone,$digits)) echo "illegal characters"; ?> ---- Server IP: 190.54.16.132 Probable Submitter: 201.246.90.187 ---- Manual Page -- http://www.php.net/manual/en/function.strspn.php Edit -- https://master.php.net/note/edit/101133 Del: integrated -- https://master.php.net/note/delete/101133/integrated Del: useless -- https://master.php.net/note/delete/101133/useless Del: bad code -- https://master.php.net/note/delete/101133/bad+code Del: spam -- https://master.php.net/note/delete/101133/spam Del: non-english -- https://master.php.net/note/delete/101133/non-english Del: in docs -- https://master.php.net/note/delete/101133/in+docs Del: other reasons-- https://master.php.net/note/delete/101133 Reject -- https://master.php.net/note/reject/101133 Search -- https://master.php.net/manage/user-notes.php