What is Angular
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Angular is a JavaScript framework for building web applications. It allows developers
to create dynamic, single-page applications with a clean and efficient
architecture. Angular uses a declarative approach to coding, which makes
it easier to understand and maintain. It also provides a wide range of
features, such as two-way data binding, modular architecture, and a
rich set of built-in directives, to make development faster and easier.
Why Angular very Popular
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Angular has become popular for several reasons:
1.Widely used and supported: Angular is an open-source framework maintained by
Google and has a large community of developers and users. This makes it easier
to find help and resources when developing with Angular.
2.Declarative approach to coding: Angular uses a declarative approach, which makes
it easier to understand and maintain code compared to imperative coding styles.
3.Modular architecture: Angular allows developers to break down complex applications
into smaller, more manageable modules. This makes it easier to maintain and scale applications as they grow.
4.Two-way data binding: Angular allows for two-way data binding between the model
(data) and the view (presentation), making it easier to keep the model and view in sync.
5.High performance: Angular uses a fast change detection mechanism and can be optimized for
performance, making it suitable for building high-performance applications.
6.Large library of tools and features: Angular provides a rich set of tools and features,
such as built-in directives, reactive programming with RxJS, a powerful router, and more,
which makes development faster and easier.
These are some of the main reasons why Angular is a popular choice for building web applications.
How to use Angular
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To use Angular, you need to have a basic understanding of HTML, CSS, and JavaScript. Here are the steps to get started:
1.Install Node.js and npm (Node Package Manager): Angular requires Node.js and npm to be installed on your system.
Node.js provides the runtime environment for running Angular applications, and npm is used to manage packages and dependencies.
2.Install the Angular CLI: The Angular CLI (Command Line Interface) is a tool that helps you create and manage Angular projects.
You can install it using npm by running the following command in your terminal: npm install -g @angular/cli
3.Create a new Angular project: You can create a new Angular project using the Angular CLI by running the following command:
ng new project-name
4.Start the development server: You can start the development server and run the application by running the following command in
the project's root directory: ng serve
5.Write your code: Angular uses components to define reusable UI elements. You can create new components using the Angular
CLI by running the following command: ng generate component component-name
6.Build and deploy: When you're ready to deploy your application, you can build it for production by running the following
command: ng build --prod
These are the basic steps to get started with Angular. You can then continue to explore its features and tools
to build more complex applications. It's recommended to start by following a tutorial or a guide to learn more
about Angular's architecture and how to use it effectively.
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