# IDurableSetCommandHandler<T>.ApplyAdd(T)

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

```csharp
public abstract void ApplyAdd(T item)
```

Applies an add command.

### Parameters

- `item` (`T`)