A class that represent an empty (null) value of a parameter element.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)
Since: 2016 Subscription Update

Syntax

C#
`public class NullParameterValue : ParameterValue`

Visual Basic
`Public Class NullParameterValue _ Inherits ParameterValue`

Visual C++
`public ref class NullParameterValue : public ParameterValue`

Inheritance Hierarchy

SystemObject
Autodesk.Revit.DBParameterValue
Autodesk.Revit.DBNullParameterValue