DK11 for .NET | TatukGIS.NDK.TGIS_LayerVector.GetFieldEx | Constructors | Fields | Methods | Properties | Events
Gets a field value for a shape determined by its unique identity.
// C# public virtual Variant GetFieldEx( long _uid, string _name );
' VisualBasic Public Overridable Function GetFieldEx( ByVal _uid As Long, ByVal _name As String ) As Variant
// Oxygene public function GetFieldEx( _uid : TGIS_Uid; _name : String ) : Variant; virtual;
Name | Type | Description |
---|---|---|
_uid | long TGIS_Uid | identity |
_name | string String | field name |
Type | Description |
---|---|
Variant | Field value. If field value is Null then function will return Null default value. GetField will return a default value instead. |
Use this method to get a field value for a shape given by its unique identity.
When using this operation, never call any function which uses FindFirst..FindNext (i.e., any function which iterates through the shapes using it). So never use inside an operation like Locate etc.