JavaScript - Extra strength objects: Using Prototypes(properties, setting up the prototype, overriding the prototype)

Head First JavaScript Programming
( O'Reilly Media)
Eric T. Freeman (著), Elisabeth Robson (著)

開発環境

• OS X Mavericks - Apple(OS)
• Safari, Firefox + Firebug, Google Chrome(Webプラウザ、プラグイン)
• BBEdit - Bare Bones Software, Inc. (GUI) , Emacs (CUI) (Text Editor)
• JavaScript (プログラミング言語)

Head First JavaScript Programming (Eric T. Freeman (著)、 Elisabeth Robson (著)、 O'Reilly Media )のChapter 13(Extra strength objects: Using Prototypes)、EXERCISE(p.579)を解いてみる。

EXERCISE(p.579)

コード(BBEdit, Emacs)

var Robot = function (name, year, owner) {
        this.name = name;
        this.year = year;
        this.owner = owner;
    },
    robby,
    rosie;

Robot.prototype.maker = 'ObjectsRUs';
Robot.prototype.speak = function () {
    print('speaking(prototype)');
};
Robot.prototype.makeCoffee = function () {
    print('make coffee(prototype)');
};
Robot.prototype.blinkLights = function () {
    print('blink light(prototype)');
};

robby = new Robot('Robby', 1956, 'Dr.Morbius');
rosie = new Robot('Rosie', 1962, 'George Jetson');

robby.onOffSwitch = function () {
    print('on/off switch');
};
robby.makeCoffee = function () {
    print('make coffee');
};

rosie.cleanHouse = function () {
    print('clean house');
};

print(robby.name + ' was made by ' + robby.maker + ' in ' + robby.year + 
      ' and is owned by ' + robby.owner);
robby.makeCoffee();
robby.blinkLights();

print(rosie.name + ' wa made by ' + rosie.maker + ' in ' + rosie.year +
      ' and is owned by ' + rosie.owner);
rosie.cleanHouse();