bind

ecma5-bind.js

/**
 * Copyright (c) Mozilla Foundation http://www.mozilla.org/
 * This code is available under the terms of the MIT License
 */
if (!('bind' in Function.prototype)) {
	Function.prototype.bind = function(){ 
		var fn = this, args = Array.prototype.slice.call(arguments), object = args.shift();
		return function(){ return fn.apply(object, args.concat(Array.prototype.slice.call(arguments)));	}; 
	};
}