text: const arr = [
    1,
    3,
    function () {
      return "Hello World";
    },
  ];
  
  // console.log(arr[2]());
  // for (let i = 0; i < arr.length; i++) {
  //   console.log(arr[i]);
  // }
  
  console.log(typeof null);
  console.log({} === null);
  
  const o = new Object();
  o.firstName = "hame";
  o.lastName = "last";
  o.greet = function () {
    console.log("Hi");
  };
  
  o2 = {};
  lsa = "akst";
  o2["fist"] = "hahhs";
  o2[lsa] = "aka";
  console.log(o2.akst);
  