AngularJS vs Angular - Differences between Angular and AngularJS



AngularJS vs Angular

Parameter Angular AngularJS
Developer/Maintained By Angular Team at Google and a community
of corporations and individuals.
Google and a community of individuals and corporations.
Supported Languages Although Angular provides support for JavaScript
as well as TypeScript, it prefers using the latter due
to the following advantages:
1. Annotations
2. Static typing
AngularJS supports only JavaScript.
Mobile Development Support One of the remarkable characteristics of Angular
applications is that they are mobile-friendly. In
other words, Angular applications are fully
optimized for mobile browsers.
Applications developed using AngularJS are not mobile-friendly.
Architecture Support The architecture of Angular is largely based on
Components.Also, the Angular Components are
a combination of directives and templates.
Any Angular application makes use of
one or more Angular Components.
AngularJS provides support for MVC and MVVM architectures, where the former stands for Model-View-Controller and the latter means Model-View-ViewModel.

The Model contains the business logic for storing and processing the data while the View displays the data to users.
Also, the Controller is responsible for binding Model and View to allow users to interact with the application seamlessly. ViewModel is a value converter, i.e. it converts data objects from the model to make them easy to present and manage.
Performance and Speed Angular applications offer high performance and
one key factor for this is its data binding feature.
Data binding allows updating of page content in
real-time and that too without the
need to write a lot of code.

Additionally, Angular is capable of server-side rendering,
which allows Angular applications to load quickly.
AngularJS also comes with two-way binding that facilitates the creation of dynamic web pages. Thus, AngularJS applications also offer impressive performance.

However, the overall performance of AngularJS applications is not what is expected from modern applications.
Difficulty Level Learning Angular and using it for front-end development
is quite a task as there are several rules that you
need to follow.Building full-fledged applications requires
you to build strong expertise in the Angular framework.
As compared to Angular, it is easier to learn and use AngularJS.
Ease of Managing Projects Angular defines a proper structure that you need
to follow while developing an application, Thus, projects
created with it are easily manageable.
In the case of AngularJS, there’s no need to follow a particular structure. Thus, AngularJS projects are difficult to manage, especially when the projects are large and complex.
Dependency Injection Angular makes use of hierarchical dependency injection
to enhance the application performance.
AngularJS does not use dependency injection. Instead, it makes use of directives.
Routing Angular supports routing between multiple views
(templates). However, it uses a URL that imitates a
directive to get the client’s view.
To define routing information in an Angular app,
you need to use @Route Config{(…)}.
AngularJS also allows you to define all the routing information. You simply need to use @routeProvider.when() to define routing information in AngularJS.
Data Binding Angular supports two-way binding. It allows you to bind
data between view and model using () or [].
AngularJS also enables two-way binding. However, it uses the ng-bind directive for one-way binding and the ng-model directive for two-way binding.
CLI The framework comes with the AngularCLI tool that
lets you create and manage components and other
project files from the command line.
AngularJS doesn’t come with a CLI tool.
Testing It supports unit tests with Karma, which is a JavaScript
test runner. Also, the Angular CLI facilitates the
app-building process and thus, ensures easy testing.
AngularJS code can also be tested using unit tests that you can write while developing the application. However, AngularJS relies on third-party tools to build and test applications comprehensively.
SEO Support Angular offers the required elements for making web
applications easily crawlable for search engines.
When it comes to SEO, AngularJS doesn’t offer any effective ways to make the applications SEO-friendly.
Application Examples Gmail, Upwork, JetBlue, and Wikiwand. Netflix, Lego, IStock, and AngularJS official website.
Architectural Characteristics Angular uses components and directives. An MVC (Model-View-Controller) design is used by Angular.js.
Support for Angular Universal Angular supports Angular Universal. Angular Universal support is not available in AngularJS.

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