What is an HTTP attachment response?

About

An attachment is a response that will trigger the browser to:

• download the response file
• or open it if the operating system application is configured to open this type of file automatically.

How to create an attachment response?

You give the attachment directive via:

• the content-disposition header.
• and the content-type header

Example:

Content-Disposition: attachment; filename.jpg
Content-Type: image/jpeg