Übung in OOP Workshop @ejs14

Vererbung.js

/** @constructor */
function Person(name, age, geschlecht) {
  this.name = name;
  this.age = age;
  this.geschlecht = geschlecht;
}

/** Methode */
Person.prototype.getName = function() {
    return this.name;
};

Person.prototype.getAge = function() {
    return this.age;
};

Person.prototype.getGeschlecht = function() {
  return this.geschlecht;
};

function Customer(name, age, geschlecht, gekauftesObjekt) {
  this.gekauftesObjekt = gekauftesObjekt;
  Person.call(this, name, age, geschlecht);
}

Customer.prototype = new Person();
Customer.prototype.getName = function() {
  return "Kunde " + Person.prototype.getName.call(this);
};

Customer.prototype.shop = function() {
  return this.gekauftesObjekt;
};

var person1 = new Person('Person 1', 20, 'M');
var person2 = new Person('Person 2', 80, 'W');
var person3 = new Person('Person 3', 30, 'M');

var persons = [person1, person2, person3];

var customer = new Customer('Person 4', 70, 'W', 'ipod');

persons.push(customer);

for(var i in persons) {
  
    logPerson(persons[i]);
  
    if(persons[i] instanceof Customer) {
      logCustomer(persons[i]);
    }
}

function logPerson(person){
    console.log(person.getName() + ' ' +   person.getAge() + ' ' + person.getGeschlecht());
}

function logCustomer(customer) {
  console.log('kauft ein ' + customer.shop());
}