This documentation is archived and is not being maintained.

DynamicControl.ConvertEmptyStringToNull Property

Gets or sets a value that indicates whether empty string values ("") are automatically converted to null values when the data field is updated in the data source.

Namespace:  System.Web.DynamicData
Assembly:  System.Web.DynamicData (in System.Web.DynamicData.dll)

public bool ConvertEmptyStringToNull { get; set; }
<asp:DynamicControl ConvertEmptyStringToNull="True|False" />

Property Value

Type: System.Boolean
true if empty string values are automatically converted to null values; otherwise, false. The default is false.

Implements

IFieldFormattingOptions.ConvertEmptyStringToNull

The Parameter object of the data source control also has a property named Parameter.ConvertEmptyStringToNull. This property performs the same function. Make sure that both properties are set appropriately.

.NET Framework

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, 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.
Show: