Function append

Remarks

Can append an array or a single element.

Example

import * as A from "flurp/array";

const appendOne = A.append(7);
appendOne([5, 6]);    // [5, 6, 7]

const appendMulti = A.append([7, 8, 9]);
appendMulti([5, 6]);    // [5, 6, 7, 8, 9]