How to force file download with PHP?

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Sometimes, we want to force file download with PHP.

In this article, we’ll look at how to force file download with PHP.

How to force file download with PHP?

To force file download with PHP, we can call header to set the response header to force file download.

For instance, we write

$file_url = 'http://www.myremoteserver.com/file.exe';
header('Content-Type: application/octet-stream');
header("Content-Transfer-Encoding: Binary"); 
header("Content-disposition: attachment; filename=\"" . basename($file_url) . "\""); 
readfile($file_url); 

to call header with "Content-disposition: attachment; filename=\"" . basename($file_url) . "\"" to make the file download.

Then we call readfile to read thre $file_url to open the file and download it.

Conclusion

To force file download with PHP, we can call header to set the response header to force file download.

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