# tmux.SessionAttachedIs

- **Module:** tmux
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/filter_generated.go#L198
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-sessionattachedis/

```
tmux.SessionAttachedIs(value: bool) -> SessionFilter
```

SessionAttachedIs returns a [SessionFilter] that exactly matches the materialized attachment state from Session.Attached. It sets no other criteria and does not validate value.