Test splice vs assign

this is an updated version of https://www.measurethat.net/Benchmarks/Show/2838/0/jquery-version-speed-test

Compare the new ES6 spread operator with the traditional concat() method and push

Banana

Let's see if multiple OR statements or index Of array is faster.

Cloning large, deep object using cloneDeep and spread operator (first and one of second level nodes)