What is Closure? In javascript?

Question

Closure

Answer 1

Its kinda like a function holds its value to use by the inner function

Pretty much like a class

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Closures

Answer 2

1. Here is 3 reading from beginner to advanced
https://www.sololearn.com/post/45261/?ref=app

2. Because your question is duplicated, one of it will be deleted.