Book Image

Blazor WebAssembly by Example, 2e - Second Edition

By : Toi B. Wright
5 (1)
Book Image

Blazor WebAssembly by Example, 2e - Second Edition

5 (1)
By: Toi B. Wright

Overview of this book

Blazor WebAssembly helps developers build web applications without the need for JavaScript, plugins, or add-ons. With its continued growth in popularity, getting started with Blazor now can open doors to new career paths and exciting projects – and Blazor WebAssembly by Example will make your first steps easier. This is a project-based guide that will teach you how to build single-page web applications with Blazor, focusing heavily on the practical over the theoretical by providing detailed step-by-step instructions for each project. The author also includes a video for each project showing her following the step-by-step instructions, so readers can use them if they're unsure about any particular step. In this updated edition, you'll start by building simple standalone web applications and gradually progress to developing more advanced hosted web applications with SQL Server backends. Each project will cover a different aspect of the Blazor WebAssembly ecosystem, such as Razor components, JavaScript interop, security, event handling, debugging on the client, application state, and dependency injection. The book’s projects get more challenging as you progress, but you don’t have to complete them in order, which makes this book a valuable resource for beginners as well as those who just want to dip into specific topics. By the end of this book, you will have experience and lots of know-how on how to build a wide variety of single-page web applications with .NET, Blazor WebAssembly, and C#.
Table of Contents (15 chapters)
13
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14
Index

Summary

You should now be able to create a hosted Blazor WebAssembly app that uses ASP.NET Web API to update data in a SQL Server database.

In this chapter, we introduced hosted Blazor WebAssembly apps, the HttpClient service, and the JSON helper methods used to read, create, and update data. We also demonstrated how to delete data using the HttpClient.DeleteAsync method.

After that, we used Microsoft’s Blazor WebAssembly App Empty project template to create a hosted Blazor WebAssembly app. We added a TaskItem class to the TaskManager.Shared project and a TaskItem API controller to the TaskManager.Server project. Next, we configured SQL Server by updating the connection string to the database and using Entity Framework migrations. To enhance the UI, we added Bootstrap and Bootstrap icons. Finally, we used the HttpClient service to read the list of tasks, update a task, delete a task, and add new tasks.

We can apply our new skills to create a hosted Blazor WebAssembly...