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ASP.NET Core 5 and Angular

You're reading from ASP.NET Core 5 and Angular Full-stack web development with .NET 5 and Angular 11

Product type Paperback

Published in Jan 2021

Publisher Packt

ISBN-13 9781800560338

Length 746 pages

Edition 4th Edition

Languages

C#

Tools

.NET

Concepts

Full Stack Web Development

Author (1):

Valerio De Sanctis

View More author details

Table of Contents (15) Chapters

Preface

1. Getting Ready

2. Looking Around FREE CHAPTER

3. Front-End and Back-End Interactions

4. Data Model with Entity Framework Core

5. Fetching and Displaying Data

6. Forms and Data Validation

7. Code Tweaks and Data Services

8. Back-End and Front-End Debugging

9. ASP.NET Core and Angular Unit Testing

10. Authentication and Authorization

11. Progressive Web Apps

12. Windows, Linux, and Azure Deployment

13. Other Books You May Enjoy

14. Index

Fetching data

As we already know from Chapter 1, Getting Ready, reading data from the database is mostly a matter of having the Angular front-end send HTTP requests to the ASP.NET back-end and fetching the corresponding HTTP responses accordingly; these data transfers will be mostly implemented using JavaScript Object Notation (JSON), a lightweight data-interchange format that is natively supported by both frameworks.

In this section, we'll mostly talk about HTTP requests and responses, see how we can fetch data from the ASP.NET back-end, and lay out some raw UI examples using Angular components that will be further refined throughout the next sections.

Are we ready? Let's start!

Requests and responses

Let's start by taking a look at those HTTP requests and responses we'll be dealing with: hit F5 to launch our WorldCities project in debug mode and type the following URL in the browser's address bar: https://localhost:44334/api/Cities/

If...

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Authors (1)

Valerio De Sanctis

Valerio De Sanctis

Valerio De Sanctis is a skilled IT professional with 20 years of experience in lead programming, web-based development, and project management using ASP.NET, PHP, Java, and JavaScript-based frameworks. He held senior positions at a range of financial and insurance companies, most recently serving as Chief Technology and Security Officer at a leading IT service provider for top-tier insurance groups. He's an active member of the Stack Exchange Network, providing advice and tips on the Stack Overflow, ServerFault, and SuperUser communities; he is also a Microsoft Most Valuable Professional (MVP) for Developer Technologies. He's the founder and owner of Ryadel and the author of many best-selling books on back-end and front-end web development.

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