javascript spravka

I'm having a problem. I want to get the current function scrope. I have this example code that … Read more Get All Variables Of The Current Function() Scope

So if we can get past the 'should you?' question ... does anyone know how to set the value … Read more Javascript Using Prototype How Can I Set The Value Of "this" For A Number?

I've seen two different techniques of implementing non-native features in javascript, First is:… Read more Object.defineproperty Or .prototype?

I don't know why I am getting this problem. I have used prototype before in javascript and it w… Read more Object Has No Method Javascript

In my current web project, I'm working with multiple JavaScript files, each containing type def… Read more Javascript Inheritance And Hoisting

How can one detect if a given browser has the searchParams prototype for URL? https://developer.mo… Read more How To Tell If An Object Has A Given Prototype?

I understand that my question is a little bit biased, but I am very new in Javascript and prototype… Read more Correct Way To Inherit React Components

Normally when we create a new object using 'new' keyword, actually the __proto__ property o… Read more Where The __proto__ Is Pointing When We Change The Prototype Of The Parent Object?

I always have set properties with a value type in the prototype of the object as this stops them ha… Read more Javascript Setting Object Properties With Value Type In The Prototype?

While reading on Javascript's prototypes I encountered this behaviour I can't explain. I am… Read more Why Is __proto__ Undefined?

I'm trying to understand how js prototypes and classes work, and I'm using Chrome's con… Read more Console.log A Javascript Object/class - Same Result Before And After The Change Of The Prototype

For some reason I can't use String.prototype.trim.call as a callback for array methods, such as… Read more Can't Use String#trim As A Callback For Array#map

function NamedRoundedBlock(){ var name = this.makeFeild('name'); name.className = &… Read more Javascript Oop: Objects Change Their Prototype (for All Other Objects Using The Same Prototype)

I often see this pattern to define javascript objects function Person(name) { this.name = name;… Read more Why Defining Properties In The Prototype Is Considered An Antipattern

I am just curious whether I can include an object into function prototype chain. What I mean: var t… Read more Custom Prototype Chain For A Function

While going through the sequelize docs, more specifically the documentations about associations, I … Read more What Methods/mixins Sequelize Adds To The Models When An Association Is Made?

given the standard way of achieving inheritance like this function BaseClass() { } function SubCl… Read more Javascript Prototypical Inheritance Confused

I was wondering if I can create a subclass of HTMLDivElement. Like this. MyDivElement.prototype.pic… Read more Can I Subclass A Dom-class?

I have problem which still bothers me on js oop - I'm sure I'm doing it bad, but I cant get… Read more Javascript Oop - Lost This In Asynchronous Callback

I was wondering if there was any way to add (and map) formats to the native Date parser in javascri… Read more Add Formats To Native Date Parser