Data.DBXDBReaders.TDBXDataSetRow.GetDouble
Delphi
procedure GetDouble(DbxValue: TDBXDoubleValue; var Value: Double;
var IsNull: LongBool); override;
C++
virtual void __fastcall GetDouble(Data::Dbxcommon::TDBXDoubleValue* DbxValue, double &Value, System::LongBool &IsNull);
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
procedure function |
public | Data.DBXDBReaders.pas Data.DBXDBReaders.hpp |
Data.DBXDBReaders | TDBXDataSetRow |
Description
Updates the Value
parameter to the value of a field specified by DbxValue
as a Double.
If no value is assigned to the specified field, the IsNull
parameter is set to True.