The main reason why I want it is that I want to extend my initialize function.  Something like this:  // main.js  window.onload = init(); function init(){      doSomething(); }  // extend.js  function extends init(){     doSomethingHereToo(); }   So...
This test plugin, is supposed to work like this: When an element is clicked, it moves down. Simple as that.   jQuery.fn.moveDown = function(howMuch){     $(this).css("border", "1px solid black");     $(this).click(function(){...
I know that my question needs a little more clarification, so let me explain:  When I visited the jquery api documentation for $.fn.extend, I was personally blown away by how easy it was to create a custom jquery function like this:   $('input[ty...
If I have a function like this:  function a() {     console.log('a'); }   and then assign a static property like this:  a.static = 'foo';   But say I want to override the function with another function like this:  var old = a;  a = fu...
I've got a notifications toolbar which is a module. Very similar to the notifications toolbar in the facebook native app. In this toolbar are 3 regions:   InvitesRegion RequestsRegion NotificationsRegion   Each of these regions contains their own...
I'm looking to reduce storage requirements for JSON data by deltifying it against a known set of defaults.  Basically, what I want is an inverse for jQuery's .extend() function, such that the following test passes for arbitrary JSON-compatibl...
Take a look at the following code:  Number.prototype.isIn = function () {     for (var i = 0, j = arguments.length; i < j; ++i) {         if (parseInt(this, 10) === arguments[i]) {             return true;         }     }     return false; };  var...
i try to extend Array object in javascript with some user friendly methods like Array.Add() instead Array.push() etc...  i implement 3 ways to do this. unfortunetly the 3rd way is not working and i want to ask why? and how to do it work.  //---------...
In Javascript, with the following illustration code:    class Base {    constructor() {  this._val = 1   }    get val()     { return this._val } }  class Xtnd extends Base {    set val(v)    { this._val = v } }  let x = new Xtnd(); x.val = 5; console...
I'm researching getters and setters in JavaScript and how well they go with spread functions for extending objects, like jQuery's $.extend and Underscore's _.extend. The code setup is as follows:  var test = {     get size() { return this...

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