# JobHandle

> The JobHandle of the asynchronous file open operation begun by the call to AsyncReadManager.OpenFileAsync that returned this FileHandle instance.

## Definition

* **Type:** Property
* **Namespace:** [Unity.IO.LowLevel.Unsafe](/engine/6000.3/script-reference/unity/io/lowlevel/unsafe.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public JobHandle JobHandle { get; }
```

### Remarks

This JobHandle completes when the file is open and ready to be read.