inheritance.js


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function Person(name){
    this.name = name;
    this.type = 'human';
    this.info = function() {
        console.log("Name:", this.name, "Type:", this.type);
    }
}
Person.prototype.roboinfo = function(){
    console.log("Name:", this.name, "Type:", this.type, "Processor:", this.cpu);
}

function Robot(name){
    Person.call(this, name) // akin of calling super, this is what allows us to inherit props
    this.type = 'robot';
    this.cpu = 'AMD64'
}

// Set Robot's prototype to Person's prototype
Robot.prototype = Person.prototype;

// Set constructor back to Robot
Robot.prototype.constructor = Robot;

person = new Person("Bob");
robot = new Robot("Bender");

person.info(); // Name: Bob Type: human
robot.info();  // Name: Bender Type: robot
robot.roboinfo();  // Name: Bender Type: robot Processor: AMD64