# LibTmux.Schema.value_type/0

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Elixir
- **Kind:** typealias
- **Source:** https://github.com/libtmux/libtmux-elixir/blob/66b9b1c3f3f3186428abdfda2c76f5cf87446710/lib/libtmux/schema.ex#L31
- **Page:** https://libtmux.org/en/elixir/latest/reference/libtmux-schema-value_type-0/

```
@type value_type() ::
        :string
        | :integer
        | :nullable_integer
        | :boolean
        | {:id, entity()}
```

A field's validation category; integer fields use the schema's nonnegative 32-bit range.