While viewing source code is a standard feature on desktop browsers (typically via Ctrl + U ), mobile devices require specific steps:
Support for this URI scheme is widespread, though it has had a complicated history. View-sourcehttps M.facebook.com Home.php
The next time you mindlessly scroll your feed, pause. Hit Ctrl+U (or Cmd+Option+U on Mac) and look at the chaos that makes it possible. While viewing source code is a standard feature
Facebook serves different HTML structures to different devices. The mobile site at m.facebook.com renders a fundamentally different layout compared to the desktop site. This is why viewing the source of m.facebook.com is distinct from viewing the desktop version—the server detects the User-Agent string and serves an optimized version accordingly. If you’ve never tried it, go ahead—type that
If you’ve never tried it, go ahead—type that exact string into your desktop browser. What you’ll see isn’t a pretty news feed. It’s a dense, chaotic, and brilliant wall of HTML, JavaScript, and inline code.
