
This class is designed for command keywords that have table values.


Constructor.
| Argument | Type | Default | Description |
| command | AFXGuiCommand | Host command. | |
| name | String | Keyword name. | |
| isRequired | Bool | False | True if this keyword is a required argument. |
| minLength | Int | 0 | Minimum (and default) row length. |
| maxLength | Int | -1 | Maximum row length (-1 => unlimited). |
| opts | Int | 0 | Options. |