# IQueueCache.TryPurgeFromCache(IList<IBatchContainer>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.iqueuecache/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.iqueuecache/methods/)

```csharp
public abstract bool TryPurgeFromCache(out IList<IBatchContainer> purgedItems)
```

Requests that the cache purge any items that can be purged.

### Parameters

- `purgedItems` (`IList<IBatchContainer>`): The purged items.

### Returns

`true` if items were successfully purged from the cache., `false` otherwise.