Επεξεργασία

Κοινή χρήση μέσω


DataTableReader.FieldCount Property

Definition

Returns the number of columns in the current row.

public:
 virtual property int FieldCount { int get(); };
public override int FieldCount { get; }
member this.FieldCount : int
Public Overrides ReadOnly Property FieldCount As Integer

Property Value

When not positioned in a valid result set, 0; otherwise the number of columns in the current row.

Exceptions

An attempt was made to retrieve the field count in a closed DataTableReader.

Applies to