Share Email Facebook Twitter LinkedIn LayoutRuleFixedNumber.NumberOfLines Property Get or set the number of the beams in a beam system. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.2.0.0 (26.2.0.0) Syntax C# public int NumberOfLines { get; set; }Property ValueInt32 RemarksThe number must be positive. See AlsoReferenceLayoutRuleFixedNumber ClassAutodesk.Revit.DB Namespace