(PHP 3, PHP 4, PHP 5)
セㄧ计㎝ ereg() Ч埃才ダじ┛菠糶跋
ㄒ 1. eregi() ㄒ
<?phpif (eregi("z", $string)) { echo "'$string' contains a 'z' or 'Z'!";}?>
把ǎ ereg()ereg_replace()eregi_replace()stripos() ㎝ stristr()