【BS1】What’s new in visual studio 2022 and c# 10
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.NET 6 introduces enhancements like improved performance, a unified base library, and support for new programming paradigms including C# 10 and F# 6. Visual Studio 2022 features integrated tooling for modern app development with capabilities such as hot reloading and live sharing, all built on a 64-bit architecture. The .NET ecosystem also embraces cloud scalability with support for Azure functions and cross-platform development, enabling a seamless experience across multiple devices.
【BS1】What’s new in visual studio 2022 and c# 10
- 1. What's New in .NET6/C#10 and Visual Studio 2022 Steve Carroll Director of Development - .NET Platform @ScareAll
- 2. COMMON BASE LIBARIES/APIs INFRASTRUCTURE .NET 6 TOOLS Visual Studio Code CLI Visual Studio Visual Studio for Mac WEB MOBILE GAMING IoT AI ASP.NET Blazor .NET MAUI Xamarin Unity ARM32 ARM64 ML.NET .NET for Apache Spark DESKTOP .NET MAUI WPF WinForms CLOUD Azure ECOSYSTEM NuGet GitHub Components, tools, library vendors
- 3. .NET 6 Sources: insights.stackoverflow.com/survey/2019#most-loved-dreaded-and-wanted; insights.stackoverflow.com/survey/2020#most-loved-dreaded-and-wanted; insights.stackoverflow.com/survey/2021#section-most-loved-dreaded-and-wanted-other-frameworks-and-libraries; www.cncf.io/blog/2021/08/02/update-on-cncf-and-open-source-project-velocity-2020/ Highest velocity OSS project . 5.4M #1 Top 30 .NET ecosystem momentum >6.9K Community contributors >21K Community contributions
- 5. .NET 6 Performance https://www.techempower.com/benchmarks/#section=data-r20&hw=ph&test=plaintext https://www.techempower.com/benchmarks/#section=test&runid=3fc99e53-f60d-428e-9937-e809880d3da2&hw=ph&test=fortune&a=2&o=e Sources: 161,987 311,778 .NET 5 .NET 6 Requests per second Entity Framework Core Performance
- 6. .NET 6 • Unified common base libraries & SDK • Industry leading performance • https://aka.ms/net6-perf • Simplified development, easier to get started • New C# 10, F# 6 releases • Apple Silicon (Arm64) support • Long-Term Support Release get.dot.net/6
- 7. Visual Studio 2022 Modern development Build innovative, modern apps using .NET 6, GitHub and Azure with integrated tooling Personal and team productivity Live Share, Hot reload everywhere, Web live preview, IntelliCode, enhanced debugging and testing tools Scale to projects of any size An optimized, modern UI built on 64-bit architecture to support the largest, most complex codebases and workflows VisualStudio.com/download
- 8. .NET Upgrade Assistant • Reduce time and difficulty modernizing older .NET codebases • Guided, step-by-step experience • Multiple project types supported • C# & VB.NET languages • Supports .NET 6 aka.ms/dotnet-upgrade-assistant +40K preview downloads
- 10. Hot reload everywhere Speeds up your development, no more F5 Less time restarting, more time coding Available in CLI & Visual Studio 2022 All project types, all .NET versions 4.6+ Best with .NET 6
- 11. Simplify your code with C# 10 global using Model; // Global usings apply to entire project // using System; // Implicit usings for each project type namespace Model; // File-scope namespace, no indentation needed // Records can be structs as well as classes public record struct Order(Customer Customer, string Kind, int Items); public record class Customer(string Name, string Address); // Lambdas have types var parse = (string s) => int.Parse(s); // Func<string, int>
- 12. Lightweight, single-file, cloud native APIs Low ceremony, top-level C# programs Easy to get started Path to MVC Minimal APIs for cloud native apps var app = WebApplication.Create(args); app.MapGet("/", () => "Hello World!"); app.Run(); Minimal code for minimal apps
- 14. N-tier (scalable web apps) Microservices
- 15. .NET at cloud scale at Microsoft Bing.com Bing XAP (workflow engine) Dynamics 365 gateway devblogs.microsoft.com/dotnet/migration-of-bings-workflow-engine-to-net-5/ devblogs.microsoft.com/dotnet/azure-active-directorys-gateway-service-is-on-net-core-3-1/ Azure Active Directory gateway App Service gateway
- 16. YARP 1.0 – Reverse proxy based on .NET • Cloud-scale performance • Highly extensible & customizable • Supported on .NET Core 3.1, .NET 5 & 6 • Open source • Used in production by Microsoft Dynamics 365 & Azure App Service aka.ms/YARP >100B requests / month >7.5PB petabytes transferred / month Stats from Microsoft Dynamics 365 gateway
- 17. .NET 6 support in Azure today Azure Functions Event-driven serverless compute Azure App Service Fully managed hosting for web apps, REST APIs, and mobile back ends • Azure Functions runtime 4.0 • Both in-process and isolated models • All regions • Both Windows and Linux Azure Static Web Apps Streamlined full-stack development from source code to global high availability • Blazor WebAssembly with AOT support • .NET 6 Azure Functions APIs
- 18. Serverless containers for microservices Envoy Kubernetes KEDA Dapr
- 20. Blazor – full stack web apps with .NET Blazor Server Blazor WebAssembly DOM Blazor WebAssembly .NET Razor Components Blazor .NET Razor Components DOM SignalR ✓ Full access to server capabilities ✓ Fast to startup ✓ Code never leaves the server ✓ Supports older browsers & thin clients Requires persistent connection Higher UI latency ✓Runs fully client-side ✓No required server component ✓Host as a static site ✓Can execute offline Larger download size Slower runtime performance Blazor WebAssembly ahead-of-time (AOT) compilation Smaller Blazor WebAssembly app download size Error boundaries Razor component type inference & generic type constraints Dynamic components Blazor state persistence during prerendering .NET 6
- 21. Blazor Fluent UI Components • 40+ Blazor components • Fully accessible with light, dark, and high contrast modes • Default styles match the latest Windows 11 Fluent visuals • Integration with web, Windows, Teams, Office, and more aka.ms/blazor-fluent-ui
- 22. Cross-platform, native UI Single project system, single codebase Deploy to multiple devices, mobile & desktop General availability early next year .NET Multi-platform App UI .NET 6 .NET MAUI github.com/dotnet/maui WinUI Mac Catalyst Android iOS iOS macOS
- 23. Hybrid apps with Blazor & .NET MAUI .NET MAUI Blazor Reuse UI components across native and web Built on top of .NET Multi-platform App UI Native app container & embedded controls General availability early next year Can use native app container & controls iOS macOS
- 24. Visual Studio 2022 Modern development Build innovative, modern apps using .NET 6, GitHub and Azure with integrated tooling Personal and team productivity Live Share, Hot reload everywhere, Web live preview, IntelliCode, enhanced debugging and testing tools Scale to projects of any size An optimized, modern UI built on 64-bit architecture to support the largest, most complex codebases and workflows VisualStudio.com/download Perf, Perf, Perf
- 25. Demo – Productivity Features for .NET
- 26. Get started today! • Download .NET 6 • Download Visual Studio 2022 • Use the Upgrade Assistant • Try out the MAUI preview Have a great conference! get.dot.net/6 VisualStudio.com/download aka.ms/dotnet-upgrade-assistant VisualStudio.com/preview