# tmux_pane:key/0

- **Package:** libtmux_erlang
- **Language:** Erlang
- **Kind:** typealias
- **Source:** https://github.com/libtmux/libtmux-erlang/blob/d1b6308440cf9eb8f6647e7ae434bce60e849368/apps/libtmux_erlang/src/tmux_pane.erl#L97
- **Page:** https://libtmux.org/en/erlang/latest/reference/t-tmux_pane-key-0/

```
-type key() ::
          binary() |
          enter | tab | escape | backspace | space | up |
          down | left | right | home | 'end' | insert |
          delete | page_up | page_down | back_tab |
          {function, 1..12} |
          {control, binary()}.
```

A validated named key, single UTF-8 character, function key or control-letter key.