Learn Blazor - 10 Code Examples & CST Typing Practice Test
Blazor is a Microsoft framework for building interactive web applications using C# and .NET, running client-side via WebAssembly or server-side via SignalR.
Learn BLAZOR with Real Code Examples
Updated Nov 25, 2025
Installation Setup
Install .NET SDK
Install Visual Studio or VS Code
Create a new Blazor project via CLI or IDE
Run `dotnet restore` to install dependencies
Test the app with `dotnet run`
Environment Setup
Install .NET SDK
Install Visual Studio or VS Code
Install browser for WebAssembly testing
Configure project via CLI or IDE
Test default template with `dotnet run`
Config Files
Program.cs - app startup and DI
App.razor - root component and routing
wwwroot/ - static assets
Pages/ - routed components
Shared/ - reusable UI components
Cli Commands
dotnet new blazorserver
dotnet new blazorwasm
dotnet build
dotnet run
dotnet publish
Internationalization
Resource files for localization
Culture-aware date/number formatting
Supports multiple languages
Integration with .NET globalization APIs
Dynamic content translation in components
Accessibility
Supports ARIA roles and labels
Keyboard navigation
Screen reader compatibility
Contrast and focus management
Accessible forms and validation
Ui Styling
CSS and SCSS support
Component-scoped CSS
Integration with libraries like Bootstrap, MudBlazor
Dynamic styling with C# logic
Reusable UI component styling
State Management
Component-level state
Cascading values for shared state
Singleton services via DI
Session and local storage for persistence
Observable patterns with events or StateHasChanged
Data Management
API calls via HttpClient
JSON serialization/deserialization
Database integration with EF Core
In-memory caching via services
Client-side storage for WebAssembly apps
Frequently Asked Questions about Blazor
What is Blazor?
Blazor is a Microsoft framework for building interactive web applications using C# and .NET, running client-side via WebAssembly or server-side via SignalR.
What are the primary use cases for Blazor?
Building interactive web applications in C#. Creating reusable UI components. Developing full-stack .NET web apps. Integrating with ASP.NET Core APIs. Rapid prototyping and enterprise dashboards
What are the strengths of Blazor?
Write web apps entirely in C#. Share code between client and server. Strong tooling via Visual Studio and .NET CLI. Integrated security and authentication features. Enterprise-grade framework with long-term support
What are the limitations of Blazor?
WebAssembly apps may have larger initial load. Limited third-party UI components compared to JavaScript frameworks. Some JavaScript interop is still needed for advanced browser APIs. SEO optimization is more complex for WebAssembly apps. Smaller developer ecosystem than React or Angular
How can I practice Blazor typing speed?
CodeSpeedTest offers 10+ real Blazor code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.