return a copy of array from function javascript code example
Example 1: javascript copy an array
let arr =["a","b","c"];
// ES6 way
const copy = [...arr];
// older method
const copy = Array.from(arr);
Example 2: assign array to another array javascript
var ar = ["apple","banana","canaple"];
var bar = Array.from(ar);
alert(bar[1]); // alerts 'banana'
// Notes: this is for in In ES6, works for an object of arrays too!