# PrimaryBasedLogViewAdaptor<TLogView, TLogEntry, TSubmissionEntry>.TryAppendRange(IEnumerable<TLogEntry>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.eventsourcing/orleans.eventsourcing.common.primarybasedlogviewadaptor-3/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.eventsourcing/orleans.eventsourcing.common.primarybasedlogviewadaptor-3/methods/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.EventSourcing/Common/PrimaryBasedLogViewAdaptor.cs#L368-L388)

```csharp
public Task<bool> PrimaryBasedLogViewAdaptor<TLogView, TLogEntry, TryAppendRange(IEnumerable<TLogEntry> logEntries)
```

Try to append a range of log entries atomically at the current position of the log.

### Parameters

- `logEntries` (`IEnumerable<TLogEntry>`)

### Returns

true if the entries were appended successfully, or false if there was a concurrency conflict (i.e. some other entries were previously appended).