# Microsoft.AspNetCore.Components.Web.Virtualization

``` diff
 namespace Microsoft.AspNetCore.Components.Web.Virtualization {
     public sealed class Virtualize<TItem> : ComponentBase, IAsyncDisposable, IVirtualizeJsCallbacks {
+        public int OverscanCount { get; set; }
+        public Task RefreshDataAsync();
     }
 }
```

