# LibTmux.SessionId.ToString

- **Module:** LibTmux
- **Package:** LibTmux
- **Language:** C#
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux/SessionId.cs#L124
- **Page:** https://libtmux.org/en/csharp/latest/reference/libtmux-sessionid-tostring/

```
LibTmux.SessionId.ToString() -> string
```

Returns the canonical prefixed identifier.