It reveals a truth about the modern web: you are not looking at a document. You are looking at a program. The page you see is not delivered to you whole; it is assembled in your browser, moment by moment, drawing data from a thousand different servers. The source code is the instruction manual for that assembly, and it is written in a language that prioritizes efficiency over readability.
You can access the source code of Facebook just like any other website using your web browser. Keyboard Shortcut (Windows/Linux) or Command + Option + U (Mac) while on a Facebook page. Right-Click Menu view sourcehttpsweb facebook
Have a specific Facebook coding or debugging question? Drop a comment below (or, ironically, inspect the source of this page to see how I built it). It reveals a truth about the modern web:
To view source code of any web page type view ... - Facebook The source code is the instruction manual for
While you can edit the code in the "Inspect" tool to change how Facebook looks on your screen (like changing a friend's name as a prank), these changes are local. They disappear the moment you refresh the page and do not affect Facebook’s servers. A Word on Security
If you visit https://web.facebook.com (the basic web version, often lighter than www.facebook.com ) and view the source, here’s what you’ll notice: