2027 Method
Changes 0
M

InternalDefinition.SetAllowVaryBetweenGroups

Description:
Whether or not the parameter values can vary across group members.
Remarks:
When a parameter is set to not vary between groups Revit will automatically align the parameter values of any elements that actually varied between group instances.
public ICollection<ElementId> SetAllowVaryBetweenGroups(
	Document document,
	bool allowVaryBetweenGroups
)
  • document
    The document of this parameter.
  • Boolean
    allowVaryBetweenGroups
    Whether this parameter should be allowed to vary between groups.
Return Value ICollection<ElementId> The ids of elements that were updated to align the values between groups.
  • This parameter does not support the specified value of allowVaryBetweenGroups. -or- document is not a project document.
  • A non-optional argument was null
  • The document is in failure mode: an operation has failed, and Revit requires the user to either cancel the operation or fix the problem (usually by deleting certain elements). -or- The document is being loaded, or is in the midst of another sensitive process.
  • The document has no open transaction.