api:dk11:java:tatukgis.jdk.tgis_layervector.getfieldex_tgis_uid_string
Table of Contents
TGIS_LayerVector.GetFieldEx method
DK11 for Java | tatukgis.jdk.TGIS_LayerVector.GetFieldEx | Constructors | Fields | Methods | Properties | Events
Gets a field value for a shape determined by its unique identity.
Syntax
// Java public Variant GetFieldEx( long _uid, java.lang.String _name );
// Oxygene public function GetFieldEx( _uid : TGIS_Uid; _name : String ) : Variant; virtual;
Parameters
| Name | Type | Description |
|---|---|---|
| _uid | long TGIS_Uid | identity |
| _name | java.lang.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 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.
2022/11/16 01:49