Array
Polyfills and Extensions
JavaScript's Array
object is expanded by Elementals to provide polyfills are provided for number of ECMAScript 262-5 functions.
Array
elementals.js Extended Methods
Array
Polyfills
The following are linked to the Mozilla Developer Network pages as I find them easier to digest than the official specification, and because these polyfills are loosly based on the code provided on their site. I simply cut out some parts that seemed... nonsensical.