Sets the filter to have no specified value (used for HasParameter filters).

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2013

Syntax

C#
`public void SetNullValue()`

Visual Basic
`Public Sub SetNullValue`

Visual C++
`public: void SetNullValue()`

See Also