Is there an analogue of generic types in javascript?

Question

JavaScript

What is the analogue of generic types in js?

I installed the jest-mock-extended library and there it is

mockDeep<>();

How can I use for clean js too?

Answer 1

js is dynamically typed. Roughly speaking, in it all types are generalized. The above example uses typescript language syntax. This is a different language, it has those same generic types