# Libtmux.Operations.link_window

- **Module:** Libtmux
- **Package:** libtmux
- **Language:** OCaml
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-ocaml/blob/205dfda49742592b479247049d186956e4a4cfe9/lib/libtmux.mli#L1288
- **Public owner:** Libtmux
- **Page:** https://libtmux.org/en/ocaml/latest/reference/libtmux-operations-link_window/

```
val link_window :
  Window.target -> session:Session.target -> index:int -> unit Command.t
```

Add a session-specific link to the global window at `index`, rejecting an occupied index. The source window and its panes stay shared.

## Parameters

- `arg1` (`Window.target`)
- `session` (`Session.target`)
- `index` (`int`)