by kirupa | 12 December 2013
As you know very well by now, JavaScript comes from the factory with a good supply of built-in objects. These objects provide some of the core functionality for working with text, numbers, collections of data, dates, and a whole lot more. As you become more familiar with JavaScript and start doing interesting-er and cleverer things, you'll often find that you want to do more and go farther than what the built-in objects allow.
This is a companion discussion topic for the original entry at http://www.kirupa.com/html5//extending_built_in_objects_javascript.htm
