Why do we need JavaScript?

Many say Blazor is the JavaScript killer, but the truth is that Blazor needs JavaScript to work. Some events only get triggered in JavaScript, and if we want to use those events, we need to make an interop.

I jokingly say that I have never written so much JavaScript as when I started developing with Blazor. it’s not that bad.

I have written a couple of libraries that require JavaScript to work. They are called Blazm.Components and Blazm.Bluetooth.

The first one is a grid component that uses JavaScript interop to trigger C# code (JavaScript to .NET) when the window is resized, to remove columns if they can’t fit inside the window.

When that is triggered, the C# code calls JavaScript to get the size of the columns based on the client width, which only the web browser knows, and based on that answer, it removes columns if needed.

The second one, Blazm.Bluetooth, makes it possible to interact with Bluetooth devices using Web...