|  Rebar  | 
 Create a 180-degree bend constraint driven by arc length. 
 Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
 Syntax
 Syntax  Parameters
- paramId ElementId
- The Id of a Rebar Shape parameter.
 Exceptions
 Exceptions  | Exception | Condition | 
|---|---|
| ArgumentException | paramId is not a valid Element identifier. | 
| ArgumentNullException | A non-optional argument was null | 
 See Also
 See Also