Lastly, Entity Framework 6.3 makes it easier to move existing applications to. Entity Framework Core 3.0 embraces these new C# 8 language features and adds Cosmos DB support. The team also added enhanced policy support and client-to-server streaming support.Ĭ# 8 brings nullable reference types, support for asynchronous streams, switch expressions, recursive patterns, and range expressions. SignalR clients now have withAutoReconnect() method for automatic reconnection. Speaking of Azure SignalR, it now supports OnConnected and OnDisconnected event handlers via Event Grid.
Support for Blazor WebAssembly apps is still in preview and is expected to ship in May 2020. UI component libraries are available from Telerik, DevExpress, Syncfusion, and Radzen.NET Core 3.0 also includes support for Blazor Server apps, which handle client-side UI interactions over a real-time Azure SignalR connection. Blazor apps consist of composable UI components implemented using Razor syntax (HTML, CSS, and C#). NET Core 3.0 lets developers build full stack web applications with C# using Blazor in both Visual Studio and Visual Studio Code. That means MSIX packaging technology, platform APIs via NuGet, and UI updates with XAML Islands.ĪSP.NET Core in. You can also more easily take advantage of Windows 10 capabilities. Those include framework deployments (such as self-contained or side-by-side), better runtime performance for certain classes of APIs (such as I/O and networking), as well as all the new language features in C# 8. Developers who build Windows Desktop apps can thus leverage. NET Core 3.0 brings support for Windows Desktop apps built with WPF and Windows Forms.
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