IDataReader.FieldCount-Eigenschaft
Gets the number of fields in the data reader.
Namespace: Microsoft.ReportingServices.DataProcessing
Assemblys: Microsoft.ReportingServices.SharePoint.UI.WebParts (in Microsoft.ReportingServices.SharePoint.UI.WebParts.dll)
Microsoft.ReportingServices.Interfaces (in Microsoft.ReportingServices.Interfaces.dll)
Syntax
'Declaration
ReadOnly Property FieldCount As Integer
Get
'Usage
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
Eigenschaftswert
Typ: System.Int32
When not positioned in a valid recordset, 0; otherwise the number of columns in the current record. The default value is -1.
Hinweise
After executing a query that does not return rows, FieldCount returns -1.