class SomeClass extends Component{   someEventHandler(event){   }   render(){     return <input onChange={------here------}>   } }   I see different versions of ------here------ part.  // 1 return <input onChange={this.someEventHandler.bin...
In ECMAScript 6 the typeof of classes is, according to the specification, 'function'.  However also according to the specification you are not allowed to call the object created via the class syntax as a normal function call. In other words,...
class MyClass {   constructor() {     this.foo = 3   } }  var myClass = new MyClass()   I'd like to serialize myClass object to json.     One easy way I can think of is, since every member is actually javascript object (array, etc..) I guess I ca...
I'm having the following TypeScript class   export class Vehicule extends TrackableEntity {   vehiculeId: number;   constructor() {     super();     return super.proxify(this);   } }   my typescript target in tsconfig.json is configured as es6:...
JavaScript's class syntax, added in ES6, apparently makes it legal to extend null:  class foo extends null {}   Some Googling reveals that it was suggested on ES Discuss that such declarations be made an error; however, other commenters argued fo...
There are many ways one can declare a function in javascript. One of the ways is declaring a class and a static function inside is as showed below.    class className {  static fucntionName() {  } }   another way of is declaring is through the tradit...
I tried to create a simple form validation and registered this via yarn link in a example project to test the set up. But it absolutely doesn't work and I have no idea how to continue.  export default class Proofr {   constructor() {     console....
A class I am writing in NodeJS v8.10 (Webpack built) looks like its about to get really large. I want to break the methods out to their own files, but I also want to maintain the ES6 Class syntax since I come from an OOP background.  Is there a nicer...
I am trying to create a simple logger class with Winston. I created two loggers named Logger and Error which extends from Logger.   The Logger class by default creates all the logs in al-logs.log and Error class when extending from Logger adds an add...

Tags

Recent Questions

Top Questions

Home Tags Terms of Service Privacy Policy DMCA Contact Us

©2020 All rights reserved.