判断字符编码函数:
string mb_detect_encoding ( string str [, mixed encoding_list [, bool strict]] )
function my_encoding($data){
$encode_arr = array('UTF-8','ASCII','GBK','GB2312','BIG5','JIS','eucjp-win','sjis-win','EUC-JP');
$encoded = mb_detect_encoding($data, $encode_arr);
return $encoded;
}
$data为您的字符串。
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