# Microsoft.JSInterop.Implementation

``` diff
 namespace Microsoft.JSInterop.Implementation {
+    public sealed class JSStreamReference : JSObjectReference, IAsyncDisposable, IJSStreamReference {
+        public long Length { get; }
+        ValueTask<Stream> Microsoft.JSInterop.IJSStreamReference.OpenReadStreamAsync(long maxLength, CancellationToken cancellationToken);
+    }
 }
```

