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UsesLevelFiltering Method

This function checks if a parameter uses level filtering.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 22.0.0.0 (22.1.0.0)
Since: 2022

Syntax

C# 
public static bool UsesLevelFiltering(
	Document doc,
	ElementId parameterId
)
Visual Basic 
Public Shared Function UsesLevelFiltering ( _
	doc As Document, _
	parameterId As ElementId _
) As Boolean
Visual C++ 
public:
static bool UsesLevelFiltering(
	Document^ doc, 
	ElementId^ parameterId
)

Parameters

doc
Type: Autodesk.Revit.DB Document
The document which owns the parameter.
parameterId
Type: Autodesk.Revit.DB ElementId
The id of the parameter that will be tested to see if it uses level filtering.

Return Value

True if the parameter uses level filtering, false otherwise.

Remarks

When level-filtering parameters are compared, the comparisons will first compare the values of the levels' elevations, then compare the levels' names, and finally the levels' element ids to rank and sort the levels.

Exceptions

Exception Condition
Autodesk.Revit.Exceptions ArgumentNullException A non-optional argument was null

See Also