Denote Lifecycle of an Element

Capture element lifetimes using messages denoted as New or Delete message types

Step	Action
1	Double-click on a message within a Sequence diagram to display the 'Message Properties' dialog.
2	In the 'Lifecycle' field, click on the drop-down arrow and select 'New' or 'Delete'.
3	Click on the OK button to save the changes.

Example Diagram

This example shows two elements that have specific creation and deletion times.

Notes

To show the termination X on the lifeline in the example diagram, you must switch on garbage collection: Tools | Options | Diagram | Sequence: Garbage Collect