In the section about inheritance in the MDN article Introduction to Object Oriented Javascript, I noticed they set the prototype.constructor:  // correct the constructor pointer because it points to Person Student.prototype.constructor = Student;...
To make a JavaScript class with a public method I'd do something like:  function Restaurant() {}  Restaurant.prototype.buy_food = function(){    // something here }  Restaurant.prototype.use_restroom = function(){    // something here }   That...
What are the functional differences between the following two Javascript prototypes, and are there any benefits for choosing one over the other?  Option 1:  Person.prototype.sayName = function(name) {    alert(name); }   Option 2:   Person.prototyp...
Can someone clarify the difference between a constructor function and a factory function in Javascript.  When to use one instead of the other?...
I created a JavaScript object, but how I can determine the class of that object?  I want something similar to Java's .getClass() method....
In JavaScript we have a few ways of getting the properties of an object, depending on what we want to get.   1) Object.keys(), which returns all own, enumerable properties of an object, an ECMA5 method.  2) a for...in loop, which returns all the en...
I know this will work:  function Foo() {}; Foo.prototype.talk = function () {     alert('hello~\n'); };  var a = new Foo; a.talk(); // 'hello~\n'   But if I want to call  Foo.talk() // this will not work Foo.prototype.talk() // this...
One of the major advantages with Javascript is said to be that it is a prototype based language.   But what does it mean that Javascript is prototype based, and why is that an advantage?...
Something like  var life= {         users : {              guys : function(){ this.SOMETHING.mameAndDestroy(this.girls); },              girls : function(){ this.SOMETHING.kiss(this.boys); },         },         mameAndDestroy : function(group){ },...

Tags

Recent Questions

Top Questions

Home Tags Terms of Service Privacy Policy DMCA Contact Us

©2020 All rights reserved.