IDataReader.FieldCount Propiedad
Gets the number of fields in the data reader.
Espacio de nombres: Microsoft.ReportingServices.DataProcessing
Ensamblados: Microsoft.ReportingServices.SharePoint.UI.WebParts (en Microsoft.ReportingServices.SharePoint.UI.WebParts.dll)
Microsoft.ReportingServices.Interfaces (en Microsoft.ReportingServices.Interfaces.dll)
Sintaxis
'Declaración
ReadOnly Property FieldCount As Integer
Get
'Uso
Dim instance As IDataReader
Dim value As Integer
value = instance.FieldCount
int FieldCount { get; }
property int FieldCount {
int get ();
}
abstract FieldCount : int
function get FieldCount () : int
Valor de la propiedad
Tipo: System.Int32
When not positioned in a valid recordset, 0; otherwise the number of columns in the current record. The default value is -1.
Comentarios
After executing a query that does not return rows, FieldCount returns -1.
Vea también
Referencia
Espacio de nombres Microsoft.ReportingServices.DataProcessing