Is there any way to get something like the following to work in JavaScript?  var foo = {     a: 5,     b: 6,     c: this.a + this.b  // Doesn't work };   In the current form, this code obviously throws a reference error since this doesn't r...

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Here's deal. I'm starting with an object literal.  var prepObj = {};   Then I will be doing a foreach where I'll be adding properties to this object. Basically, in the end it will look something like this (on a larger scale).  {     34 :...

var something = {  wtf: null, omg: null };   My JavaScript knowledge is still horribly patchy since I last programmed with it, but I think I've relearned most of it now.  Except for this.  I don't recall ever seeing this before.  What is it?...

I want to reference a nested property in an object literal from within another property in that same object literal.   Consider the following contrived example:   var obj = {    product1: {       price: 80,       price_was: 100,       discount: funct...

var x = {     name: "japan",     age: 20 } x.prototype.mad = function() {     alert("USA"); }; x.mad();   The above code does not work.  object literals cannot be extended? or x.mad() not the right way to call....

I know how to operate this menu with a switch case routine, but I want to change my switch case to an object literal.   Part A knows how to get the onchange value and open a window. Part B knows how to find the value in a name:value pair in an object...

For example, can I do this?:  {     a: b: c: d: 1,    e: 2,    geh: function() { alert("Hi!") } }   EDIT: Is there some way I can avoid doing this?:  {     a: 1,    b: 1,    c: 1,    d: 1,    e: 2,    geh: function() { alert("Hi!") }...