You can delete or replace an argument in a pattern instance. When you delete an argument, its related bindings are removed from the pattern instance. When you replace an argument, the old argument is deleted and the new one is bound.
In the diagram editor, you can replace an argument with an existing
argument using drag and drop gestures, as shown in the following screen capture.
If you want
to replace the argument by creating a new element, use the following task.
To replace an argument in a pattern instance: