PHP删除字符串中的中文的正则表达式兼容gbk/gb2312/utf-8

$chstr="<a>我靠你妈afeowahgieawhjo我日你妈fawgwea我靠aghoiawghowi我日</a>"; $cnUtf8 = "#[/x{4e00}-/x{9fa5}]+#u"; //$cnGBK = "#[/x80-/xFF]+#"; //$chstr = iconv('utf-8','gbk//ignore',$chstr); $chstr=preg_replace($cnUtf8,"",$chstr); echo $chstr;