ds

class Person {
  constructor(name, gender) {
    this.name = name;
    this.gender = gender;
  }
  getGender() {
    return this.gender;
  }
}
class Programmer extends Person {
  constructor(name, gender, hobby) {
    super(name, gender);
    this.hobby = hobby;
  }
  myhobby() {
    console.log("My hobby is " + this.hobby);
  }
}
let john = new Programmer("John adam", "male", "making software");

console.log(john.myhobby());  //My hobby is making software