Learn how to create and use Razor components in Blazor apps, including guidance on Razor syntax, component naming, namespaces, and component parameters.

May 24, 2022 · Learn how to build reusable UI components with Blazor and how they compare to ASP.NET Web Forms controls.

Nov 11, 2025 · Components in Blazor are formally referred to as Razor components, informally as Blazor components. Razor is a syntax for combining HTML markup with C# code designed for …

Nov 11, 2025 · Nested components typically bind data using chained bind as described in ASP.NET Core Blazor data binding. Nested and unnested components can share access to …

Learn about the ASP.NET Core Razor component lifecycle and how to use lifecycle events.

Nov 11, 2025 · Learn how to persist user data (state) in Blazor apps using Blazor's Persistent Component State service.

Nov 12, 2025 · The following built-in Razor components are provided by the Blazor framework. For information on non-security-related project template components, see ASP.NET Core …

Nov 11, 2025 · This article explains how to flow data from an ancestor Razor component to descendent components. Cascading values and parameters provide a convenient way to flow …

Nov 12, 2025 · Learn how templated components can accept one or more UI templates as parameters, which can then be used as part of the component's rendering logic.

By using Blazor components, you can reuse sections of HTML in your applications. Learn how to build a component, package it, and share it with other Blazor applications.