# plan.WindowTarget.Id

- **Module:** plan.WindowTarget
- **Package:** libtmux
- **Language:** Rust
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-rs/blob/8a648c0894dfffc9303583f753b6c8ae01f2fe76/crates/libtmux/src/plan.rs#L438
- **Page:** https://libtmux.org/reference/rs/plan-windowtarget-id/

A window that already exists.