api:dk11:net:tatukgis.ndk.tgis_layervector.getfieldex_tgis_uid_string
Table of Contents
TGIS_LayerVector.GetFieldEx method
DK11 for .NET | TatukGIS.NDK.TGIS_LayerVector.GetFieldEx | Constructors | Fields | Methods | Properties | Events
Get field value for a shape determined by unique identity.
Syntax
// C# public Variant GetFieldEx( long _uid, string _name );
' VisualBasic Public Function GetFieldEx( ByVal _uid As Long, ByVal _name As String ) As Variant
// Oxygene public function GetFieldEx( _uid : TGIS_Uid; _name : String ) : Variant; virtual;
Parameters
| Name | Type | Description |
|---|---|---|
| _uid | long TGIS_Uid | identity |
| _name | string String | field name |
Result
| Type | Description |
|---|---|
| Variant | Field value. If field value is Null then function will return Null default value. GetField will return a default value instead. |
Remarks
Use this method to get field value for a shape given by unique identity.
When using this operation, never call any function which uses FindFirst..FindNext (any function which iterates through the shapes using it - so never use inside an operation like Locate, PaintScope etc.).
2019/09/27 01:17