$str="hello world 你好世界~"; $num = preg_match_all("/[a-zA-Z]/",$str,$words); echo $num; print_r($words); $num = preg_match_all("/[\xB0-\xF7][\xA1-\xFE]/",iconv('UTF-8','GBK',$str),$words);
本文共 240 字，大约阅读时间需要 1 分钟。
$str="hello world 你好世界~"; $num = preg_match_all("/[a-zA-Z]/",$str,$words); echo $num; print_r($words); $num = preg_match_all("/[\xB0-\xF7][\xA1-\xFE]/",iconv('UTF-8','GBK',$str),$words);
转载于:https://www.cnblogs.com/freespider/p/3477805.html