# Sandbox.GpuBuffer.GetDataAsync

## Overload 1

```csharp
void GetDataAsync(System.Action<System.ReadOnlySpan<T>> callback)
```

### Parameters

- `callback` (`System.Action<System.ReadOnlySpan<T>>`)

## Overload 2

```csharp
void GetDataAsync(System.Action<System.ReadOnlySpan<T>> callback, int start, int count)
```

### Parameters

- `callback` (`System.Action<System.ReadOnlySpan<T>>`)
- `start` (`int`)
- `count` (`int`)

Declared in [Sandbox.GpuBuffer](/api/Sandbox.GpuBuffer).
Assembly: `Sandbox.Engine`.