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Namespace: Autodesk.Revit.DB Class: DimensionEqualityLabelFormatting

DimensionEqualityLabelFormatting.IsValidFormatOptions

Method
Description:
Checks whether a FormatOptions object is valid for the LabelType.
Remarks:
Only objects whose LabelType is LengthOfSegment or TotalLength can have FormatOptions assigned.
Syntax 
public bool IsValidFormatOptions()