Accept:,text/html,application/xhtml Xml,application/" May 2026

While not in your snippet, standard guides like the Mozilla Developer Network (MDN) note that these headers often use a "quality" factor to rank preferences. : text/html,application/xhtml+xml;q=0.9

The server will try to send text/html first. If it can't, it will try the next option with a weight of 0.9. 3. How to Use the Header in Code accept:,text/html,application/xhtml xml,application/"

: The primary format for web pages. It tells the server the client prefers standard HTML content. While not in your snippet, standard guides like

The string you provided is a partially malformed , typically used by web browsers or automated scripts to tell a server which content types (MIME types) they can process. In a standard HTTP request, this header ensures the server delivers data in a format the client understands, such as HTML or XML. Guide to the HTTP Accept Header The string you provided is a partially malformed

: Used for general XML data. In your string, application/ appears to be a truncated version of this or another specific application type like application/json . 2. Understanding Quality Values ( q= )