- So inthe end, you don't need to do any urlencodingurldecoding yourself, everything is handled automagically. . Nk(array, size1) source npm package. Eates an array of elements split into groups the length of size. Array can't be split evenly, the final chunk will. The AnotherArray array will now contain the keys 0, 1, email and phone. Te: Specifying array keys is optional in HTML. You do not specify.