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DataRow.IsNull Method (DataColumn, DataRowVersion)

Gets a value that indicates whether the specified DataColumn and DataRowVersion contains a null value.

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

public bool IsNull(
	DataColumn column,
	DataRowVersion version


Type: System.Data.DataColumn
A DataColumn.
Type: System.Data.DataRowVersion
One of the DataRowVersion values that specifies the row version. Possible values are Default, Original, Current, and Proposed.

Return Value

Type: System.Boolean
true if the column contains a null value; otherwise, false.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.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.