LINUNX下PHP下载中文文件名代码

        function get_basename($filename){    

            return preg_replace('/^.+[\\\\\\/]/', '', $filename);    

         }   

 

        $file = "/tmp/你好.txt";

        $filename = get_basename($file);

 

        header("Content-type: application/octet-stream");

 

        //处理中文文件名

        $ua = $_SERVER["HTTP_USER_AGENT"];

        $encoded_filename = urlencode($filename);

        $encoded_filename = str_replace("+","%20",$encoded_filename);

        if (preg_match("/MSIE/", $ua)) {

         header('Content-Disposition: attachment; filename="' . $encoded_filename . '"');

        } else if (preg_match("/Firefox/", $ua)) {

         header("Content-Disposition: attachment; filename*=\"utf8''" . $filename . '"');

        } else {

         header('Content-Disposition: attachment; filename="' . $filename . '"');

        }

     

        header("Content-Length: ". filesize($file));

        readfile($file);