JSFiddle - React, Tailwind, and code Playground

HTML

<ul id="output"></ul>

JavaScript

testArray = function()
{
    var anArray = new Array();
    var type = typeof(anArray);
    var isArray = anArray.constructor == Array;
    $('#output').append('<li>'+type+'</li>');
    $('#output').append('<li>'+isArray+'</li>');
}

$(testArray);