# tmux.Session.Format

- **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#L915
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-session-format/

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

Format returns tmux #{session_format} as bool from this Session's materialized session-scoped fields (tmux 3.2a or later).