Re: header error or not?

> I try to write scripts like this: > > header("Content-Type: application/unknown"); > header("Content-Disposition: filename=$file_name"); > > for the file download tracking.but the problem is when the header is sent. > There is nothing happen.(Only show blank screen instead ask user to save > file as...). What's problem and how should i do? > try somethink like that. It works: Header("Content-Disposition: attachment; filename=$filename"); Header('Content-Type: application/octet-stream'); Header("Accept-Ranges: bytes");