mb_internal_encoding('UTF-8');$a = '我爱你 I love you';header('content-type:text/html; charset=UTF-8');echo mb_strlen($a);echo '';echo mb_substr($a,1,2);?>复制代码
mb_internal_encoding('UTF-8');$a = '我爱你 I love you';header('content-type:text/html; charset=UTF-8');echo mb_strlen($a);echo '';echo mb_substr($a,1,2);?>复制代码