1--TEST-- 2stristr() - New parameter: before_needle 3--FILE-- 4<?php 5 6$email = 'AbcCdEfGh'; 7var_dump(stristr($email, 'c')); 8var_dump(stristr($email, 'c', 1)); 9 10$email = 'AbCdeEfGh'; 11var_dump(stristr($email, 'E')); 12var_dump(stristr($email, 'E', 1)); 13 14$email = 'wazAbCdeEfGh'; 15var_dump(stristr($email, 97)); 16var_dump(stristr($email, 97, 1)); 17 18?> 19--EXPECT-- 20string(7) "cCdEfGh" 21string(2) "Ab" 22string(5) "eEfGh" 23string(4) "AbCd" 24string(11) "azAbCdeEfGh" 25string(1) "w" 26