Built-in JavaScript objects and functions are ones you'll use all the time. Here's how to use Object, JSON, String, Math, Date, and console in your JavaScript programs.

If you want to view, read and edit JSON files in a readable format, then this post shows how to do it in Windows PC and on the Web.

There are many things to like about JavaScript Object Notation ( JSON ) as a "a lightweight data-interchange format." In particular, JSON is often compared favorably against XML because of the ...