Chapter 2: Basic AngularJS Directives

Question 1

What are modules?

Answer 1

Resubale packages of code

Modules have their own services, controllers, directives and factories.

Can be linked to other modules to complete tasks.

Question 2

How do you define a module?

Answer 2

angular.module(‘notesapp’, []);

in the ( ) we have the module name in ‘’ and then an array that we can list any dependent modules

The module definition would be script tags as well

Question 3

What are controllers?

Answer 3

The javascript functions that perform majority of work with the UI

Question 4

How do I set up a controller

Answer 4

On an element we use the ng-controller directive and give it a name

Then in our script we use the controller function. We pass it two arguments, name of the controller and then the code to execute.

angular.module(‘notesApp’, [])
.controller(‘MainCtrl’, [function() {
// Controller-specific code goes here
console.log(‘MainCtrl has been created’);
}]);

Question 5

What is controllerAs syntax?

Answer 5

It allows us to specify a nickname for the controller

Question 6

If we use the this keyword when defining variables in a controller what does it allow us to do?

Answer 6

Write that variable to the page