Rendermode Interactiveserver -

@rendermode InteractiveServer <button @onclick="Increment">Click me</button> <p>Count: @count</p>

private void Increment()

InteractiveServer is one of the interactive render modes in Blazor. When a component uses this mode, it runs server-side (on the ASP.NET Core server), and its UI updates are sent to the client over a real-time WebSocket (SignalR) connection. rendermode interactiveserver

@code private int count = 0;