Is it pointless to simplify the code in this way?

Question

JavaScript

I wrote an implementation of a special function so as not to write some things that are repetitive, but in essence, the code remains the same size, is there an advantage? Although unlikely, if we create another wrapper for javascript-a

In the example, the jquery implementation is identical to the implementation of the dom function

Answer 1

In my opinion, bicycles should be justified by something. In this case, nothing: there are a lot of ready-made, high-quality and tested libraries with exactly the same API. Documented and distributed in the market.
If this is a training session - then ok, if you spend employer money on writing something like this - it's not ok.

Answer 2

On a simple project, you can do without jQuery. Why pull a library that weighs a hundred KB when we have 1KB of code.