|  Rebar  | 
 Index of a segment that can be considered the most important. Revit attempts to preserve the orientation of this segment when a Rebar instance changes its RebarShape to one with a different number of segments. 
 Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
 Syntax
 Syntax   Exceptions
 Exceptions  | Exception | Condition | 
|---|---|
| ArgumentException | When setting this property: majorSegmentIndex is not between 0 and NumberOfSegments. | 
 See Also
 See Also