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FieldCount Property

DbDataReader.FieldCount Property

Gets the number of columns in the current row.

Namespace:  System.Data.Common
Assembly:  System.Data (in System.Data.dll)

'Declaration
Public MustOverride ReadOnly Property FieldCount As Integer

Property Value

Type: System.Int32
The number of columns in the current row.

Implements

IDataRecord.FieldCount

ExceptionCondition
NotSupportedException

There is no current connection to an instance of SQL Server.

Includes hidden fields. Use VisibleFieldCount to exclude hidden fields.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0
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