# session.NewWindowOptions.start_directory

- **Module:** session.NewWindowOptions
- **Package:** libtmux
- **Language:** Rust
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-rs/blob/f0e37052c232636b61d095817046e6bfc8f2ca40/crates/libtmux/src/session.rs#L1078
- **Page:** https://libtmux.org/en/rs/latest/reference/session-newwindowoptions-start_directory/

```
session.NewWindowOptions.start_directory(mut, directory: impl Into<TmuxArg>) -> Self
```

Set the window's working directory.

The directory is sent literally. [`TmuxArg::format`] opts into
expansion, which is how `#{pane_current_path}` is asked for.