Chain binds in JavaScript

Question from the interview about bind

Output:

['a', 'b', 'c']
1

Method bind adds arguments, but makes 1 bind to context. That is, this code is similar to the code:

The bind method locks the context at the moment it is called via a closure. Therefore, it is fixed rigidly and cannot be re-binded. This is roughly what a bind function might look like if you had to implement it yourself:

How to hide the source code of a function using the bind method

An interesting feature of using the bind method: the source code of the function will be hidden. Perhaps this option can be used in obfuscators to make reverse-engineering of the code more difficult.