note 77270 added to function.preg-replace

Hi, how I can do with preg_replace that email address (user@example.com) will be changed to: user (at) example (dot) com ? (but i want, if there is dot in name (user.user@example.com), it will be saved)... thanks. (i wrote my first subscripe, so if i do something wrong, please tell me) ---- Server IP: 140.112.2.5 Probable Submitter: 85.207.247.9 ---- Manual Page -- http://www.php.net/manual/en/function.preg-replace.php Edit -- https://master.php.net/note/edit/77270 Del: integrated -- https://master.php.net/note/delete/77270/integrated Del: useless -- https://master.php.net/note/delete/77270/useless Del: bad code -- https://master.php.net/note/delete/77270/bad+code Del: spam -- https://master.php.net/note/delete/77270/spam Del: non-english -- https://master.php.net/note/delete/77270/non-english Del: in docs -- https://master.php.net/note/delete/77270/in+docs Del: other reasons-- https://master.php.net/note/delete/77270 Reject -- https://master.php.net/note/reject/77270 Search -- https://master.php.net/manage/user-notes.php