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api:dk11:java:tatukgis.jdk.tgis_layervector.getfieldex_tgis_uid_string

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TGIS_LayerVector.GetFieldEx method

DK11 for Java | tatukgis.jdk.TGIS_LayerVector.GetFieldEx | Constructors | Fields | Methods | Properties | Events

Get field value for a shape determined by unique identity.

Available also on: Delphi | .NET | ActiveX.

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 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 01:13