BoundField.ConvertEmptyStringToNull Property

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

Namespace: System.Web.UI.WebControls
Assembly: System.Web (in system.web.dll)

public:
virtual property bool ConvertEmptyStringToNull {
	bool get ();
	void set (bool value);
}
/** @property */
public boolean get_ConvertEmptyStringToNull ()

/** @property */
public void set_ConvertEmptyStringToNull (boolean value)

public function get ConvertEmptyStringToNull () : boolean

public function set ConvertEmptyStringToNull (value : boolean)

Not applicable.

Property Value

true to automatically convert empty string values to null values; otherwise, the false. The default is true.

Sometimes the user might enter an empty string for a field value when updating or inserting records. Use the ConvertEmptyStringToNull property to specify whether an empty string value is automatically converted to null when the data field is updated in the data source.

NoteNote:

By default, a BoundField object displays null values as empty strings. To display a different value, set the NullDisplayText property.

The following code example demonstrates how to use the ConvertEmptyStringToNull property to specify that an empty string ("") field value should automatically be converted to null.

No code example is currently available or this language may not be supported.

Windows 98, Windows Server 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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