AngularJS: Scope and Digest

Explore scope and the digest cycle. This advanced course explores manual and automatic data binding approaches for AngularJS applications.

Introduction

• Welcome
• What you should know
• Using the exercise files

1. Scope Basics

• Initializing an app and a controller
• Angular data bindings and usage
• $scope and controllers
• $scope built-in variables and methods
• $scope prototype inheritance
• Use controllerAs syntax
• controllerAs naming conventions
• The built-in directives problem
• $rootScope

2. Manual Data Bindings

• $scope.$watch
• $watch function expressions
• How bindings work
• deep $watch
• How deep $watch works
• Destroying a $watch

3. The Digest Loop

• Basic digest
• When does Angular call the digest loop?
• Dive into a digest loop
• Infinite digest loops
• When the digest loop is not called
• Integrate an external library
• $apply vs. $digest

4. Tips for Debugging Angular in the Console

• Get the $scope in the console
• Force $digest
• Measure the Angular $digest loop time
• How to use ng-stats
• Inject services to the console

Conclusion

• Next steps