# LibTmux.Codec.field_type/0

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Elixir
- **Kind:** typealias
- **Source:** https://github.com/libtmux/libtmux-elixir/blob/66b9b1c3f3f3186428abdfda2c76f5cf87446710/lib/libtmux/codec.ex#L14
- **Page:** https://libtmux.org/en/elixir/latest/reference/libtmux-codec-field_type-0/

```
@type field_type() :: :bytes | :string | :integer | :boolean
```

The required decoded field category; string additionally requires valid UTF-8.