This method tests whether this and the given curve elements are joined at the given end. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 17.0.0.0 (17.0.1090.0) 
  Since:  2017 
Syntax
| C# | 
|---|
   |  
| Visual Basic | 
|---|
   |  
| Visual C++ | 
|---|
   |  
Parameters
- end
 -  Type:  System Int32  
Index of one of the curve's end. Values '0' and '1' indicate the start or end point, respectively. 
- other
 -  Type:  Autodesk.Revit.DB ElementId  
ElementId of another Curve Element from the same document. 
Return Value
Returns True if the input curve element joins This curve element at the given end-point; returns False otherwise.Remarks
 The input end is relative to this curve element. The other curve element can be joined at any of its end-points. 
 Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentException | The given Id does not represent any of the two end-points of a curve element. A valid value of either '0' or '1' is expected. -or- The given ElementId (%elementId) is not of a valid Curve Element. A valid Curve Element must be in the same document and must be diferent than this curve elements self. | 
| Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was NULL |