# tmux_schema:entity/0

- **Package:** libtmux_erlang
- **Language:** Erlang
- **Kind:** typealias
- **Source:** https://github.com/libtmux/libtmux-erlang/blob/d1b6308440cf9eb8f6647e7ae434bce60e849368/apps/libtmux_erlang/src/tmux_schema.erl#L18
- **Page:** https://libtmux.org/en/erlang/latest/reference/t-tmux_schema-entity-0/

```
-type entity() :: session | window | window_link | pane.
```

The built-in tmux graph entities; window_link represents a session membership.