You can delete messages from your project that you no longer need.
When you delete a message, you have different results depending on the type
of message that you delete.
You must have a sequence diagram open.
To delete a message, in the diagram editor, right-click a message;
then click Delete from Model.
When you delete a message, the result differs depending on the type
of message.
- If you delete a send message from a synchronous message, the corresponding
execution specification and return message are also deleted.
- If you delete a return message from a synchronous message, the corresponding
send message and execution specification remain intact.
- If you delete an asynchronous message, the send message and corresponding
execution specifications are deleted.
- If you delete a create message, the lifeline extends vertically to the
top of the interaction frame.
- If you delete a destroy message, the lifeline extends vertically to the
bottom of the interaction frame.