February 2014
Beginner
1248 pages
62h 25m
English
The UML activity diagram in Fig. 4.6 illustrates the flow of control in the preceding while statement. Once again, the symbols in the diagram (besides the initial state, transition arrows, a final state and three notes) represent an action state and a decision. This diagram introduces the UML’s merge symbol. The UML represents both the merge symbol and the decision symbol as diamonds. The merge symbol joins two flows of activity into one. In this diagram, the merge symbol joins the transitions from the initial state and from the action state, so they both flow into the decision that determines whether the loop should begin (or continue) executing.
Fig. 4.6 | while repetition statement UML activity ...
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