C# 14 and .NET 10 – Modern Cross-Platform Development Fundamentals

An easy-to-follow guide for beginners and intermediate programmers to master modern C\# and .NET development through hands-on examples using Visual Studio 2026 and VS Code. Free with your book: DRM-free PDF version + access to Packt's next-gen Reader

Key Features

• Explore the newest additions to the C\# language, the .NET class libraries, and data modeling with Entity Framework Core
• Build professional modern websites and services with ASP.NET Core, Blazor, and Minimal API services
• Enhance your skills with step-by-step code examples and good practice tips

Book DescriptionC\# and .NET continue to power modern cross-platform and enterprise development. With the release of C\# 14 and .NET 10, developers gain access to a more capable, efficient, and future-ready platform for building websites, services, and applications across Windows, Linux, and macOS. This fully updated tenth edition takes a practical, hands-on approach. You’ll start with core C\# and object-oriented programming concepts, then progress through building, testing, and debugging applications while working with .NET libraries, filesystems, serialization, and LINQ. The book covers key C\# 14 enhancements—such as field modifiers, partial events, and instance constructors, explained through real-world examples. You’ll also build modern web solutions using ASP.NET Core 10, Blazor, and Minimal APIs, including support for native AOT compilation, making this book well suited for cloud-native, microservice, and container-based development. By the end of the book, you’ll be confident in building maintainable, high-performance websites and services aligned with modern .NET development practices. What you will learn

• Discover the new features in .NET 10, including the NumericOrdering option and OrderedDictionary enhancements
• Leverage the latest ASP.NET Core 10 features, such as OpenAPI 3.1 document generation, YAML format support, and populating XML doc comments
• Use native AOT publishing for faster startup and reduced memory footprint
• Build rich web user interface experiences with Blazor
• Integrate databases into your applications using EF Core 10 entity models
• Query and manipulate data using LINQ
• Develop powerful web services with Minimal APIs

Who this book is for

This book is for beginner-to-intermediate C\# and .NET developers who want to build modern, cross-platform websites and services. Prior experience with C\# or .NET is helpful but not required; a basic understanding of programming concepts is sufficient.