# LibTmux.AttachSessionRequest.ToCommand

- **Module:** LibTmux
- **Package:** LibTmux
- **Language:** C#
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux/Requests/AttachSessionRequest.cs#L34
- **Page:** https://libtmux.org/en/csharp/latest/reference/libtmux-attachsessionrequest-tocommand/

```
LibTmux.AttachSessionRequest.ToCommand(session: Session) -> TmuxCommand
```

Returns an attach request as one tmux command.

## Parameters

- `session` (`Session`): The session being attached to.

## Returns

The command, ready to add to a <see cref="TmuxChain" />.

## Raises

- [`ArgumentNullException`](https://learn.microsoft.com/dotnet/api/system.argumentnullexception): <paramref name="session" /> is null.