Does anyone know what version of JavaScript is used by HTA files.  Currently creating some script files - and trying to make use of Object.defineProperty  When running as an HTA - it errors stating that Object doesn't support this property or m...
As you know we can define getters and setters in JS using defineProperty(). I've been stuck when trying to extend my class using defineProperty().  Here is an example code:  I have an array of fields which must be added to a object  fields = [...
Consider the following code:  var x = 0;  var o = {};  function getter() {     return x; }  Object.defineProperty(o, "y", {     get: getter,     set: function (y) {         x = y;          Object.defineProperty(o, "y", {             g...
Considering the basic scenario of usage, do  foo.bar = 'baz';   and  Object.defineProperty(foo, 'bar', {   value: 'baz',   configurable: true,   enumerable: true,   writable: true });   behave exactly the same in supported bro...
Like you all know a button is a button... click, up, down, do this, do that. So I wrote some default button behavior "class/object".  external default button.js:  function Button(parent) {     var self = this;     this.enabled = true;     thi...
Asking about Object.defineProperty as demonstrated below:  function testComponent(){     var testProperty;     Object.defineProperty(this, "testProperty",     {         get : function()         {            return testProperty;         },...
I am trying to create an object with setters and getters, and this is my code:  var Player = function(height){     var _height = height;      Object.defineProperty(this, 'height', {       enumerable: false     , configurable: true     , writa...
https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Object/defineProperty states:     configurable:   True if and only if the type of this property descriptor may be changed and if the property may be deleted from the corresponding o...
JavaScript getters and setters can be overridden for specific properties using Object.defineProperty. Is there some way to access the default getter/setter (i.e. the function used if the getter/setter has not been overwritten)? In my custom setter I...
On the MDN strict mode reference page it says     Any assignment that silently fails in normal code (assignment to a non-writable property, assignment to a getter-only property, assignment to a new property on a non-extensible object) will throw in s...

Tags

Recent Questions

Top Questions

Home Tags Terms of Service Privacy Policy DMCA Contact Us

©2020 All rights reserved.