JSFiddle - React, Tailwind, and code Playground

by craigm

HTML

<button>click</button>

JavaScript

var currentArray,
    arr1 = [1, 2, 3],
    arr2 = [4, 5, 6];

$('button').click(function(e) {
    currentArray = currentArray == arr1 ? arr2 : arr1;
    alert(currentArray);    
});