# tmux_schema:field/2

- **Package:** libtmux_erlang
- **Language:** Erlang
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-erlang/blob/d1b6308440cf9eb8f6647e7ae434bce60e849368/apps/libtmux_erlang/src/tmux_schema.erl#L78
- **Page:** https://libtmux.org/en/erlang/latest/reference/tmux_schema-field-2/

```
field(Entity, Field)
-spec field(entity(), atom()) ->
               {ok, field_metadata()} |
               {error, error_detail()}.
```

Look up one permitted field by its Erlang atom name. Unknown names return a tagged error; this does not turn input strings into atoms.

## Parameters

- `Entity` (`entity()`)
- `Field` (`atom()`)