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DbDataReader.FieldCount Property

.NET Framework 4

Gets the number of columns in the current row.

Namespace:  System.Data.Common
Assembly:  System.Data (in System.Data.dll)
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public abstract int FieldCount { get; }

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, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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