# tmux.Pane.WindowIndex

- **Module:** tmux.Pane
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-go/blob/5f808882015a975a65acc7f9da5b3ff0d5cbdc91/tmux/model.go#L168
- **Page:** https://libtmux.org/reference/go/tmux-pane-windowindex/

```
tmux.Pane.WindowIndex() -> int
```

WindowIndex returns this pane view's window index in its linked session.