add prototyping demo b00tc4mp#163

stuff/js/prototyping/person.js

@@ -0,0 +1,55 @@
+var Person = function (name, surname, age, city) {
+    this.name = name
+    this.surname = surname
+    this.age = age
+    this.city = city
+}
+
+Person.prototype.talk = function () {
+    return this.name + ': 🗣️'
+}
+
+Person.prototype.eat = function () {
+    return this.name + ': 🍔'
+}
+
+Person.prototype.pee = function () {
+    return this.name + ': 💦'
+}
+
+Person.prototype.poo = function () {
+    return this.name + ': 💩'
+}
+
+//var aaron = { name: 'Aaron', surname: 'Barrios', age: 26, city: 'Cornella' }
+//var anna = { name: 'Anna', surname: 'Gonzalez', age: 27, city: 'Hospitalet' }
+//var cisco = { name: 'Francisco', surname: 'Sanchez', age: 39, city: 'Barcelona' }
+// ...
+
+var aaron = new Person('Aaron', 'Barrios', 26, 'Cornella')
+var anna = new Person('Anna', 'Gonzalez', 27, 'Hospitalet')
+var cisco = new Person('Francisco', 'Sanchez', 39, 'Barcelona')
+
+cisco.run20kmh = function () { return this.name + ': 🏃‍♂️💨 20km/h ...' }
+cisco.poo = function () { return this.name + ': NOOP' }
+
+
+var students = [aaron, anna, cisco, /* ... */]
+
+console.log(aaron.talk())
+console.log(anna.talk())
+console.log(cisco.talk())
+console.log(cisco.run20kmh())
+console.log(anna.eat())
+console.log(aaron.pee())
+console.log(cisco.poo())
+
+
+// VM953: 39 Aaron: 🗣️
+// VM953: 40 Anna: 🗣️
+// VM953: 41 Francisco: 🗣️
+// VM953: 42 Francisco: 🏃‍♂️💨 20km / h ...
+// VM953: 43 Anna: 🍔
+// VM953: 44 Aaron: 💦
+// VM953: 45 Francisco: NOOP
+// undefined