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Propriedade FieldCount

Gets the number of fields in the data reader.

Namespace:  Microsoft.ReportingServices.DataProcessing
Assembly:  Microsoft.ReportingServices.Interfaces (em Microsoft.ReportingServices.Interfaces.dll)

Sintaxe

'Declaração
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 da propriedade

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.

Comentários

After executing a query that does not return rows, FieldCount returns -1.