Document

Aula 12 - Polimorfismo

OOP Javascript - ES5

      function Person(_name, _age, _height) {
        var name = _name;
        var age = _age;
        var height = _height;

        this.initialize = function () {
          console.log('Init function');
        };

        function privateFunc() {
          console.log('Private function');
        }

        this.teste = function () {
          privateFunc();
        };

        this.sayHello = function (name) {
          console.log('Hello ' + name);
        };

        this.hello = function hello(name) {
          console.log('Hello ' + name);
        };

        this.getName = function getName() {
          return name;
        };

        this.setName = function setName(_name) {
          name = _name;
        };
        this.getAge = function () {
          return age;
        };

        this.setAge = function (_age) {
          age = _age;
        };
        this.getHeight = function getHeight() {
          return height;
        };

        this.setHeight = function setHeight(_height) {
          height = _height;
        };
      }

      Person.static_method = function () {
        console.log('This is my first static method');
      };

      Person.static_attr = 'My first static attribute';

      Person.prototype.myProtoFunc = function () {
        console.log('First prototype function');
      };

      Person.prototype.happyBirthday = function () {
        return this.setAge(this.getAge() + 1);
      };

      function Employee(_name, _age, _height) {
        var salary;

        Person.call(this, _name, _age, _height);

        this.getSalary = function () {
          return salary;
        };

        this.setSalary = function (_salary) {
          salary = _salary;
        };
      }

      Employee.prototype = Object.create(Person.prototype);

      var jean = new Person('Jean', 48, 1.76);

      var jean2 = new Employee('Jean', 48, 1.76);

      var victor = new Person('Victor', 22, 1.7);
      console.log(victor.getName(), victor.getAge());
      victor.happyBirthday();
      console.log(victor.getName(), victor.getAge());

      console.log(jean2);

      // jean2.happyBirthday();
      console.log(jean2.getName(), jean2.getAge());
      jean2.happyBirthday = function happyBirthday() {
        return this.setAge(this.getAge() + 2);
      };
      jean2.happyBirthday();
      console.log(jean2.getName(), jean2.getAge());