JSFiddle - React, Tailwind, and code Playground

by Roman Zhak

JavaScript

var a = [1,2,3], b; 
    b = a.slice();

    a[0] = 'changed';

    var doc = document.body;
      
       var _a = document.createElement('div');
           _a.innerHTML = a
           
       var _b = document.createElement('div');
           _b.innerHTML = b
           
           
       doc.appendChild(_a);
       doc.appendChild(_b);