What is return message in sequence diagram?

Besides just showing message calls on the sequence diagram, the Figure 4 diagram includes return messages. These return messages are optional; a return message is drawn as a dotted line with an open arrowhead back to the originating lifeline, and above this dotted line you place the return value from the operation.

How do you show return value in sequence diagram?

To show the return value of a function as a reply message in an animated sequence diagram, you can use one of a number of predefined macros within the code of your function. This means that the return value for your function visually displays as a reply message on your sequence diagram.

How do you draw a sequence diagram using visual paradigm?

Perform the steps below to create a UML sequence diagram Visual Paradigm uml diagram tools.

1. Select Diagram > New from the application toolbar.
2. In the New Diagram window, select Sequence Diagram.
3. Click Next.
4. Enter the diagram name and description.
5. Click OK.

Is there a visual paradigm for sequence diagram?

Visual Paradigm Online is free * and intuitive. You can also go through this Sequence Diagram tutorial to learn about Sequence Diagram before you get started. A lifeline represents an individual participant in the Interaction.

What is the sequence diagram of UML diagrams?

The set of operands of the combined fragment. The set of lifelines contained by the combined fragment. A message defines a particular communication between Lifelines of an Interaction. Call message is a kind of message that represents an invocation of operation of target lifeline. The name of message. Type action type of the message.

How to draw a communication diagram in UML-visual paradigm?

Press on the Resource Catalog button and drag it out. Release the mouse button at the place where you want the lifeline to be created. Select Message -> LifeLine from Resource Catalog. A new lifeline will be created and connected to the actor /lifeline with a message. Enter its name and press Enter to confirm editing.

How is a synchronous message shown in a sequence diagram?

A synchronous message (typically an operation call) is shown as a solid line with a filled arrowhead. It is a regular message call used for normal communication between sender and receiver. A return message uses a dashed line with an open arrowhead. An asynchronous message has a solid line with an open arrowhead.