有效取得中文字符的长度和字符串
mb_internal_encoding('UTF-8');$a = '我爱你 I love you';header('content-type:text/html; charset=UTF-8');echo mb_strlen($a...
mb_internal_encoding('UTF-8');$a = '我爱你 I love you';header('content-type:text/html; charset=UTF-8');echo mb_strlen($a...