'Declaration Public Enum Nullable Inherits System.Enum
public enum Nullable : System.Enum
| Member | Description |
|---|---|
| Automatic | An empty string is converted to DbNull.Value only when the associated UltraTreeNodeColumn allows null values. |
| DbNull | An empty string is converted to DbNull.Value. |
| Disallow | The associated UltraTreeNodeColumn will prevent the end user from assigning an empty value to a cell. |
| EmptyString | An empty string is not converted. |
| Nothing | An empty string is converted to a null value (Nothing in VB). |
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2