# Microsoft.AspNetCore.Components.Rendering

``` diff
 namespace Microsoft.AspNetCore.Components.Rendering {
     public sealed class RenderTreeBuilder : IDisposable {
-        public void AddComponentParameter(int sequence, string name, IComponentRenderMode renderMode);
-        public void AddComponentRenderMode(IComponentRenderMode renderMode);
+        public void AddComponentRenderMode(IComponentRenderMode? renderMode);
     }
 }
```

