Core Code
Core Code Modern Dev Handbook

ES6 Classes

Object-oriented syntax introduced with classes.

Preview

Code

<script>
class User{
  constructor(name){
    this.name = name;
  }
}

let u = new User("John");
console.log(u.name);
</script>

More JS Versions Examples (7)

example ES5 Function Syntax open example example ES6 Let and Const open example example ES6 Arrow Functions open example example ES7 Array Includes open example example ES8 Async Await open example example ES2020 Optional Chaining open example example ES2021 Numeric Separators open example