Gets the value of a range table property.
(ade_rtgetprop rt_id property)
Returns a property value, or list, or nil.
| rt_id | Range table ID (real) |
| property | Property to get the value of (string). See the Range Table Properties table below. |
| name | Range table name (string) |
| description | Range table description (string) |
| expr | Range table definition (list of range expressions) |
See ade_rtdefrange for information about setting range table properties.