# IDurableList<T>.AddRange(IEnumerable<T>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.idurablelist-1/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.journaling/orleans.journaling.idurablelist-1/methods/)

```csharp
public abstract void AddRange(IEnumerable<T> collection)
```

### Parameters

- `collection` (`IEnumerable<T>`)