DataValue T  SetNullValue Method TIBCO Spotfire 6.0 API Reference
Makes this DataValue instance represents a null value. That is, an invalid value with a null data error. After the method call, HasValidValue will return false, IsNullValue will return true, and HasDataError will return false. The ValidValue property will be null.

Namespace: Spotfire.Dxp.Data
Assembly: Spotfire.Dxp.Data (in Spotfire.Dxp.Data.dll) Version: 13.19.7018.3940 (13.19.7018.3940)
Syntax

public override void SetNullValue()
See Also