class Parent{ method(){ console.log("Parent"); } } class Child extends Parent{ method(){ console.log("Parent"); } } var child = new Child(); console.log(child.method); console return method in child class which is a expected behaviour. class Parent{ method = "sss" } class Child extends…
I am working on building a 2D renderer with the Javascript canvas API, and I am trying to improve performance by skipping renders when no changes to the state of any renderable objects have occurred. To this end, I want…
we know that classes are just functions in javascript and classes is just an abstraction, syntactic sugar, whatever you want to call it, over its prototype-based inheritance. For example: class foo { bar() {} } is transformed to: function foo()…
I have a class called pop which creates pop-up dialogs on a calendar created by [fullcalendar][1] export default class pop { calendar = null; setCalendar() { this.calendar = new Calendar(document.getElementById('calendar'), { eventSourceSuccess: setMinMaxSlotTime, } }; setMinMaxSlotTime(eventArray) { this.calendar.setOption('slotMaxTime', maxTime +…
I have encountered with something like this: class Example { // ... async #privateMethod() { return true } static staticMethod() { try { // can't access #privateMethod this.#privateMethod() } catch (error) { console.log('error', error); } } } I want to…
I've recently found out that you can implement JSDoc generics within VSCode for a javascript project, which is fantastic. A big issue I've had with writing JS in the past is having the intellisense never really knowing which types I'm…
I have made this class: import React, {Component} from 'react'; import { View, ActivityIndicator, Button } from 'react-native'; import Auth from '../api/Auth'; export default class LoginScreen extends React.Component { constructor(props) { super(props); this.state = { alreadyLoggedIn: true }; this.redirectToHome.bind(this); this.loginWithFacebook.bind(this);…