Angular Fundamentals: A Hands-On Introduction To Web Development

Angular is a robust framework for building dynamic and efficient web applications. With Angular, developers can build complex user interfaces, manage application logic, and access data from various sources. In this article, we’ll take a hands-on approach to learn Angular fundamentals, using practical examples and exercises to help you get started with web development.

Getting started with Angular:

To get started with Angular, you’ll need a basic understanding of HTML, CSS, and JavaScript. You should also have experience with a text editor or an integrated development environment (IDE). Once these tools are in place, you can install Angular using the Angular CLI.

Angular CLI:

The Angular CLI is a command-line interface that provides tools for building, testing, and deploying Angular applications. To install the Angular CLI, you’ll need to have Node.js installed on your machine. Once you have Node.js installed, you can use the following command to install the Angular CLI:

npm install -g @angular/cli

Creating an Angular project:

Once you have the Angular CLI installed, you can create a new Angular project using the following command:

Ng new my-app:

This will create a new Angular project with the name “my-app.” The Angular CLI will automatically generate a set of files and folders that provide the basic structure for your application.


In Angular, a component is a building block for your user interface. Components are made up of three parts: the template, the class, and the metadata. The template defines the structure and layout of your user interface, while the course provides the application logic. The metadata includes information about the component, such as its selector, style, and view encapsulation.


Services are used to manage application logic and data in Angular. Services typically access data from an external source, such as a database or a RESTful API. Services can also provide application logic, such as authentication, validation, and error handling.


Directives are used to add behavior to the user interface in Angular. Directives modify the behavior of HTML elements, such as adding event listeners or creating animations. Angular provides a set of built-in directives, such as ngFor, which is used to loop through a set of data, and ngIf, which is used to display content conditionally.

Angular is a powerful framework for building dynamic and efficient web applications. By understanding the fundamentals of Angular, such as components, services, and directives, you can build robust and efficient web applications that meet the needs of users and businesses alike.

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