View-sourcehttps M.facebook.com Home.php !!top!! < 1080p >

The .php extension in the URL is a nostalgic nod to Facebook’s origins. Today, Facebook’s backend is a custom runtime called HHVM (HipHop Virtual Machine) that executes Hack language code. The route /home.php is likely a legacy alias maintained for backward compatibility with older bookmarks and external links.

However, I can't fetch live source code from Facebook's servers, but I can explain what kind of content and structure you'd likely find, and what a security or developer analyst might look for. View-sourcehttps M.facebook.com Home.php

: To learn how to actually use the "view-source" command for debugging, Mozilla Developer Network (MDN) provides excellent guides for beginners. View-sourcehttps M.facebook.com Home.php

He hit Enter.