user-friendly nature of its syntax, designed to be both intuitive and easy to remember. • Intuitive Syntax: First and foremost, users appreciate the straightforward and intuitive syntax that PlantUML employs Note over all participants [across] You can directly make a note over all participants, with the syntax: • note across: note_description @startuml Alice->Bob:m1 Bob->Charlie:m2 note over Alice, Charlie: notes aligned at the same level [/] You can make several notes aligned at the same level, with the syntax /: • without / (by default, the notes are not aligned) @startuml note over Alice : initial state

conConf rnote over server "r" as rectangle "h" as hexagon endrnote @enduml 1.16 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant "The **Famous** Bob" as optional text label. The return point is that which caused the most recent life-line activation. The syntax is return label where label if provided is any string acceptable for conventional messages. PlantUML Alice --> Bob : ok @enduml 1.25 Shortcut syntax for activation, deactivation, creation Immediately after specifying the target participant, the following syntax can be used: • ++ Activate the target (optionally

conConf rnote over server "r" as rectangle "h" as hexagon endrnote @enduml 1.15 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant "The **Famous** Bob" as optional text label. The return point is that which caused the most recent life-line activation. The syntax is return label where label if provided is any string acceptable for conventional messages. PlantUML Alice --> Bob : ok @enduml 1.24 Shortcut syntax for activation, deactivation, creation Immediately after specifying the target participant, the following syntax can be used: • ++ Activate the target (optionally

Note over all participants [across] You can directly make a note over all participants, with the syntax: • note across: note_description @startuml Alice->Bob:m1 Bob->Charlie:m2 note over Alice, Charlie: aligned at the same level, with the syntax /: • without / (by default, the notes are not aligned) PlantUML Language Reference Guide (1.2021.2) 13 / 415 1.18 Creole and HTML 1 SEQUENCE DIAGRAM @startuml Bob : initial state of Bob Bob -> Alice : hello @enduml [Ref. QA-354] 1.18 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant "The **Famous** Bob" as

Note over all participants [across] You can directly make a note over all participants, with the syntax: • note across: note_description @startuml Alice->Bob:m1 Bob->Charlie:m2 note over Alice, Charlie: aligned at the same level, with the syntax /: • without / (by default, the notes are not aligned) PlantUML Language Reference Guide (1.2021.1) 13 / 391 1.18 Creole and HTML 1 SEQUENCE DIAGRAM @startuml Bob : initial state of Bob Bob -> Alice : hello @enduml [Ref. QA-354] 1.18 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant "The **Famous** Bob" as

Note over all participants [across] You can directly make a note over all participants, with the syntax: • note across: note_description @startuml Alice->Bob:m1 Bob->Charlie:m2 note over Alice, Charlie: aligned at the same level, with the syntax /: • without / (by default, the notes are not aligned) PlantUML Language Reference Guide (1.2021.2) 13 / 397 1.18 Creole and HTML 1 SEQUENCE DIAGRAM @startuml Bob : initial state of Bob Bob -> Alice : hello @enduml [Ref. QA-354] 1.18 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant "The **Famous** Bob" as

Language Reference Guide (1.2019.4) 10 / 166 1.14 Creole and HTML 1 SEQUENCE DIAGRAM endrnote @enduml 1.14 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant text label. The point returned to is the point that cause the most recently activated life-line. The syntax is simply return label where label, if provided, can be PlantUML Language Reference Guide (1.2019 Alice --> Bob : ok @enduml 1.22 Shortcut syntax for activation, deactivation, creation Immediately after specifying the target participant, the following syntax can be used: • ++ Activate the target (optionally

Language Reference Guide (1.2019.3) 10 / 158 1.14 Creole and HTML 1 SEQUENCE DIAGRAM endrnote @enduml 1.14 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant text label. The point returned to is the point that cause the most recently activated life-line. The syntax is simply return label where label, if provided, can be PlantUML Language Reference Guide (1.2019 Alice --> Bob : ok @enduml 1.22 Shortcut syntax for activation, deactivation, creation Immediately after specifying the target participant, the following syntax can be used: • ++ Activate the target (optionally

Language Reference Guide (1.2019.2) 10 / 159 1.14 Creole and HTML 1 SEQUENCE DIAGRAM endrnote @enduml 1.14 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant text label. The point returned to is the point that cause the most recently activated life-line. The syntax is simply return label where label, if provided, can be PlantUML Language Reference Guide (1.2019 Alice --> Bob : ok @enduml 1.22 Shortcut syntax for activation, deactivation, creation Immediately after specifying the target participant, the following syntax can be used: • ++ Activate the target (optionally

Language Reference Guide (1.2019.9) 10 / 174 1.14 Creole and HTML 1 SEQUENCE DIAGRAM endrnote @enduml 1.14 Creole and HTML It is also possible to use creole formatting: @startuml participant Alice participant PlantUML Language Reference Guide (1.2019.9) 16 / 174 1.21 Participant creation 1 SEQUENCE DIAGRAM The syntax is return label where label if provided is any string acceptable for conventional messages. @startuml Alice --> Bob : ok @enduml 1.22 Shortcut syntax for activation, deactivation, creation Immediately after specifying the target participant, the following syntax can be used: • ++ Activate the target (optionally