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Angular Cookbook

Angular Cookbook - Second Edition

By : Muhammad Ahsan Ayaz
3.8 (11)
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Angular Cookbook

Angular Cookbook

3.8 (11)
By: Muhammad Ahsan Ayaz

Overview of this book

Angular has long been the framework of choice for web development projects of various scales, offering much-needed stability and a rich tooling ecosystem for building production-ready web and mobile apps. This recipe-based guide ensures high performance apps with the latest version of Angular, helping you to build up your Angular expertise with a wide range of recipes across key tasks in web development. In this second edition, the recipes have been updated, added, and improved based on developer feedback, new challenges, and Angular 17. The first few chapters will show you how to utilize core Angular concepts such as components, directives, and services to get you ready for building frontend web apps. You’ll then develop web components with Angular and go on to learn about advanced concepts such as dynamic components loading and state management with NgRx for achieving real-time performance. Later chapters will focus on recipes for effectively testing your Angular apps to make them fail-safe, before progressing to techniques for optimizing your app’s performance. Finally, you’ll create Progressive Web Apps (PWA) with Angular to provide an intuitive experience for users. By the end of this book, you’ll be able to create full-fledged, professional-looking Angular apps and have the skills you need for frontend development.
Table of Contents (16 chapters)
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14
Other Books You May Enjoy
15
Index

Implementing Complex Forms with Reactive Form Arrays

This is definitely one of the most requested from the readers of the first edition of the Angular Cookbook. In this recipe, we’ll work with Reactive Forms and specifically, the FormArray class from Reactive Forms. We’re going to implement a complex form which has a list of projects that can be submitted with the forms. The user will be able to add as many projects as they want and will be able to remove the ones they don’t want.

Getting ready

The app that we are going to work with resides in start/apps/chapter08/ng-form-arrays inside the cloned repository:

  1. Open the code repository in your Code Editor.
  2. Open the terminal, navigate to the code repository directory and run npm run serve ng-form-arrays to serve the project

This should open the app in a new browser tab. And you should see the following:

Figure 8.13 – Reactive Form Arrays app running on http://localhost:4200

Now that we have the app running...

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Angular Cookbook
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