6. Classes in JS - marinakosova/master-the-coding-interview GitHub Wiki
// Classes in JS
// reference type
let obj1 = { value: 10 };
let obj2 = obj1;
let obj3 = { value: 10 }; // obj1 !== obj3 (true)
// context vs scope
// scope means {}
console.log(this); // assess to window object
// to create context:
const obj4 = {
a: function() {
console.log(this); // a: f()
}
}
// instantiation
class Player {
constructor(name, type) {
this.name = name;
this.type = type;
}
introduce() {
console.log(`Hi I am ${this.name}, I'm a ${this.type}`);
}
}
class Wizard extends Player {
constructor(name, type) {
super(name, type)
}
play() {
console.log(`WEEEEEEE I'm a ${this.type}`);
}
}
const wizard1 = new Wizard('Shelly', 'Healer');