# Reader<TInput>.Length

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.buffers.reader-1/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.buffers.reader-1/properties/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Buffers/Reader.cs#L415-L437)

```csharp
public long Length
```

Gets the input length.

### Value

The input length.