// Class Inheritance in JavaScript
class Mammal {
constructor(name) {
this.name = name;
}
eats() {
return `${this.name} eats Food`;
}
}
class Dog extends Mammal {
constructor(name, owner) {
super(name);
this.owner = owner;
}
eats() {
return `${this.name} eats Chicken`;
}
}
let myDog = new Dog("Spot", "John");
console.log(myDog.eats()); // Spot eats chickenclass Car {
constructor(brand) {
this.carname = brand;
}
present() {
return 'I have a ' + this.carname;
}
}
class Model extends Car {
constructor(brand, mod) {
super(brand);
this.model = mod;
}
show() {
return this.present() + ', it is a ' + this.model;
}
}
let myCar = new Model("Ford", "Mustang");
document.getElementById("demo").innerHTML = myCar.show();class Animal {
null
}
class tiger extends Animal {
null }class teamMember {
name;
designation = "Support web dev";
address;
constructor(name, address) {
this.name = name;
this.address = address;
}
}
class Support extends teamMember {
startSession() {
console.log(this.name, "start a support sessin");
}
}
class StudentCare extends teamMember {
buildARoutine() {
console.log(this.name, "build a routine");
}
}
const max = new Support("Max", "USA");
console.log(max);
const sarah = new StudentCare("Sarah", "UK");
console.log(sarah);function Teacher(first, last, age, gender, interests, subject) {
Person.call(this, first, last, age, gender, interests);
this.subject = subject;
}class childClass extends parentClass
{
}