Building apps why you should bet on the web

Martin Beeby - @thebeebs

Apps are winning

They are satisfying need

The Web can be magical

var number1 = 10;var number2 = 15;number2 = number1 + 'some string';

var number1 = 10;var number2: number;// TypeScript alerts us there is a problem!number2 = number1 + 'some string';

function getArray(x: string[]) {var len = x[0].length;

}

function getArray(x) {var len = x[0].length;

}

var Greeter = (function () {function Greeter(message) {

this.greeting = message;}Greeter.prototype.greet = function () {

return "Hello, " + this.greeting;};return Greeter;

})();

var greeter = new Greeter("world");

class Greeter {greeting: string;constructor(message: string) {

this.greeting = message;}greet() {

return "Hello, " + this.greeting;}

}

var greeter = new Greeter("world");

class Animal {constructor(public name: string) { }move(meters: number) {

alert(this.name + " moved " + meters + "m.");}

}

class Horse extends Animal {constructor(name: string) { super(name); }move() {

alert("Galloping...");super.move(45);

}}

@thebeebs

http://www.ubelly.com

martin.beeby@microsoft.com