JSFiddle - React, Tailwind, and code Playground
by flyingbee2012
JavaScript
var win1 = window.open("", "", "width=200,height=100");
var win2 = window.open("https://www.w3schools.com", "", "");
var win3 = window.open("", "", "width=200,height=100");
console.log(win1);
console.log(win2);
console.log(win3);
//var mapObj = {win1: "1", win2: "2", win3: "3"};
var mapObj = {};
mapObj[win1] = "1";
mapObj[win2] = "2";
mapObj[win3] = "3";
console.log(mapObj[win1]);
console.log(mapObj[win2]);
console.log(mapObj[win3]);
console.log(mapObj);