# Type.ReturnType

Extracts the ReturnType from a Function.

## Example

Example usage is shown below.

    const T = Type.Function([Type.String()], Type.Object({
      x: Type.Number()
    }))

    const S = Type.ReturnType(T)                        // const S: TObject<{
                                                        //   x: TNumber
                                                        // }>