Javascript Object Literal referring to another property in itself from another property

Question

I have a object literal:

var obj = {
    a : document.getElementById(\"ex1\"),
    b : obj.a.document.getElementsByTagName(\"div\")
};

I am

Answer 1

The modern way to do this is with getter methods:

let obj = {
  firstName: "A’dab",
  lastName: "Farooqi"
  get fullName() {
    return this.firstName+" "+this.lastName;
  },
}

So now you can just write obj.fullName - no need for the parentheses on the end.