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Showing posts with the label Constructor

How To Construct Javascript Object (using 'apply')?

I'm looking for a way to construct arbitrary JavaScript objects based on (a) the name of the co… Read more How To Construct Javascript Object (using 'apply')?

What Version Of Javascript Introduced Arbitrary Constructor Return?

Someone in the question Is there any reason to manually return in a constructor function mentioned … Read more What Version Of Javascript Introduced Arbitrary Constructor Return?

Javascript Proper Class Constructor

I am trying to create a class that in its constructor uses some helper functions. Is there a way to… Read more Javascript Proper Class Constructor

Javascript Build A Constructor Of Constructors

Here is a simple example of what I want : var ConstBuilder = function() { var constructor = fun… Read more Javascript Build A Constructor Of Constructors

How Do I Wrap A Constructor?

I have this JavaScript: var Type = function(name) { this.name = name; }; var t = new Type(); … Read more How Do I Wrap A Constructor?

Why Does Listing The Actual Constructor Of A Class In Javascript Important

I was reading on javascript garden http://bonsaiden.github.com/JavaScript-Garden/ about prototype … Read more Why Does Listing The Actual Constructor Of A Class In Javascript Important

Arrow Function And This Inside A Constructor Function

I have read this paragraph about the this keyword : https://bonsaiden.github.io/JavaScript-Garden/#… Read more Arrow Function And This Inside A Constructor Function

Are There Any Js Objects For Which Iscallable Is False But Isconstructor Is True?

The ECMAScript specification function IsCallable returns true iff its argument has a [[Call]] inter… Read more Are There Any Js Objects For Which Iscallable Is False But Isconstructor Is True?

Best Way To Create A New Constructor That Relies On An Old One Using Prototypes

So, suppose I have the following constructor function, whose prototype I have modified like so: fun… Read more Best Way To Create A New Constructor That Relies On An Old One Using Prototypes

Constructor For Callable Object In Javascript

How can I make constructor for callable object in JavaScript? I've attempted various ways, like… Read more Constructor For Callable Object In Javascript

Define Constructor Prototype With Object Literal

Which method below is best to define a constructor prototype and why? Method 1: MyConstructor.proto… Read more Define Constructor Prototype With Object Literal

Javascript: Passing Constructor As Parameter, Function Instantiates Only A Single Object

I'd like a certain function to create a grid and insert a unique object in each slot. The key h… Read more Javascript: Passing Constructor As Parameter, Function Instantiates Only A Single Object

Set Prototype Of The Module In Javascript

I've seen in some tests that using prototype methods increases the performance of the code exec… Read more Set Prototype Of The Module In Javascript

“var” Variables, "this" Variables And "global" Variables - Inside A Javascript Constructor

After my last question, this one is more accurate for me: example: function Foo() { this.bla = … Read more “var” Variables, "this" Variables And "global" Variables - Inside A Javascript Constructor

Return A Value Other Than The Class In Es6

Recently I've been testing out classes with ES6, I've noticed that when creating a class yo… Read more Return A Value Other Than The Class In Es6

Typescript, Using Classes Without Constructor

While working with the 'Tour of Heroes' tutorial on the Angular website I found the followi… Read more Typescript, Using Classes Without Constructor

Javascript: Overwriting Function's Prototype - Bad Practice?

Since when we declare a function we get its prototype's constructor property point to the funct… Read more Javascript: Overwriting Function's Prototype - Bad Practice?

Are There Problems With Replacing A Javascript Constructor's .prototype Rather Than Adding To It?

I've come across another developer's code which does something like this to define a Javasc… Read more Are There Problems With Replacing A Javascript Constructor's .prototype Rather Than Adding To It?

Constructor Of A Custom Promise Class Is Called Twice (extending Standard Promise)

I'm playing with Promise Extensions for JavaScript (prex) and I want to extend the standard Pro… Read more Constructor Of A Custom Promise Class Is Called Twice (extending Standard Promise)