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/"
If you are writing a script (e.g., in Python or JavaScript) to fetch data, you must format this header correctly to avoid server errors. : While not in your snippet, standard guides like