Sets the built-in parameter group to which the parameter defined by this definition belongs.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
public void SetGroupTypeId( ForgeTypeId groupTypeId)
groupTypeId ForgeTypeId
Identifier of the built-in parameter group.
The parameter group can be changed, but only for parameters that are not built in. In other words: This method is only valid for parameter definitions for which GetParameterTypeId() returns a null identifier.