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

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TGIS_LayerVector.GetField method

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

Gets a field value for a shape determined by its unique identity.

Available also on: Delphi | .NET | ActiveX.

Syntax

// Java
public Variant GetField(
  long _uid,
  java.lang.String _name
);
// Oxygene
public
  function GetField(
    _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 default value. GetFieldEx will return raw 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, PaintScope, etc.

2020/05/07 01:13

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