Introduction To Templated Components In Blazor

Blazor has components at the core part. It uses the combination of Razor, HTML and C# code as a component. A component is the base element of the Blazor application, i.e., every page is considered as a component in Blazor. Blazor use the Razor template engine that generate HTML and served to web browsers. We can mix HTML and C# syntax in the Razor template and Razor engine will compiled Razor template and generate the HTML.

source https://www.c-sharpcorner.com/article/introduction-to-templated-components-in-blazor/