# 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/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/model.go#L168
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-pane-windowindex/

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

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