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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I need to create an array of object literals like this:  var myColumnDefs = [     {key:"label", sortable:true, resizeable:true},     {key:"notes", sortable:true,resizeable:true},......   In a loop like this:  for (var i = 0; i < oF...

I am working on this animation function but I have a problem. I can't seem to perform what should be an easy task, I can not get the length of an object. If you check out that jsFiddle you can see that I am running alert(properties.length); and i...

json2.js is strict requiring all object keys be double-quoted. However, in Javascript syntax {"foo":"bar"} is equivalent to {foo:"bar"}.   I have a textarea that accepts JSON input from the user and would like to "ease"...

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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?...