note 71097 rejected from function.strpos by tularis

Note Submitter: star2105 at gmail dot com ---- when using this function, instead of being able to handele a 'not found' notion of the function, the script stops (jumps out of function) and the next line is displayed in the browser: Warning: strpos() [function.strpos]: Empty delimiter. in C:\wamp\www\test.php on line 21 code looks like this: 19 $subject = "abc"; 20 $find = "f"; 21 $pos = strpos($subject,$find); 22 if ($pos !== FALSE) 23 { please advise