# tmux.Session.ActivityFlag

- **Module:** tmux.Session
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/format_generated.go#L894
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-session-activityflag/

```
tmux.Session.ActivityFlag() -> (bool, bool)
```

ActivityFlag returns tmux #{session_activity_flag} as bool from this Session's materialized session-scoped fields (tmux 3.6 or later).