$m_file1 = urlencode($m_file);
header('application/octet-stream; charset=utf-8'); 
header('Content-Type: application/octet-stream');
header( 'Content-Disposition: attachment; filename="'.$m_file1.'"' );//
readfile("../temp/$m_new_file");
GOGOLE上有说用urlencode的方式能产生中文名称,请问我这样处理,为何得到的还是编码后的文件名?谢谢!