How to make unreadable code?

Question

JavaScript

How can you implement unreadable source code like on facebook ?

Using html compression services does not lead to this result. The browser also displays the source code point by point.

Answer 1

For Java, there is a web framework (I forgot what it's called), which compiles all UI components into JS. So the whole html page is just js code.
Seems to be the same bug here. In general, Facebook develops and promotes React, where components are described in "extended" js. Apparently this is what it looks like when it comes out.
Although you can still see the page structure

Answer 2

https://www.google.ru/webhp?sourceid=chrome-instan...

Answer 3

https://www.javascriptobfuscator.com/Javascript-Ob...
if desired, they will also receive back in a readable form

Answer 4

If you need to compress JS like this (and you can only compress JS), google (or Yandex) Javascript Compress