anurag-majumdar

// ES6 style
class Gorilla extends Animal {
    constructor(name, weight) {
        super(name, weight);
    }

    showVigour() {
        return `${super.eat()} ${this.poundChest()}`;
    }

anurag-majumdar

// ES6 style
class Gorilla extends Animal {
    constructor(name, weight) {
        super(name, weight);
    }
  //...
}

// Traditional style
function Gorilla(name, weight) {

anurag-majumdar

// ES6 style
class Animal {
    // ...
    eat() {
        return `${this.name} is eating!`;
    }

    sleep() {
        return `${this.name} is going to sleep!`;
    }

anurag-majumdar

// ES6 style
class Animal {
    constructor(name, weight) {
        this.name = name;
        this.weight = weight;
    }
    //...
}

// Check Type of ES6 class

anurag-majumdar

function Animal(name, weight) {
    this.name = name;
    this.weight = weight;
}

Animal.prototype.eat = function() {
    return `${this.name} is eating!`;
}

Animal.prototype.sleep = function() {

anurag-majumdar

class Animal {
    constructor(name, weight) {
        this.name = name;
        this.weight = weight;
    }

    eat() {
        return `${this.name} is eating!`;
    }