.html. Справочное руководство по языку PlantUML (1.2021.2) 340 / 387 25 PREPROCESSING 25 Preprocessing Some preprocessing capabilities are included in PlantUML, and available for all diagrams. Those @enduml Справочное руководство по языку PlantUML (1.2021.2) 341 / 387 25.3 Boolean expression 25 PREPROCESSING 25.3 Boolean expression 25.3.1 Boolean represention [0 is false] There is not real boolean Справочное руководство по языку PlantUML (1.2021.2) 342 / 387 25.5 While loop [!while, !endwhile] 25 PREPROCESSING 25.5 While loop [!while, !endwhile] You can use !while and !endwhile keywords to have repeat

.html. Справочное руководство по языку PlantUML (1.2021.1) 335 / 382 24 PREPROCESSING 24 Preprocessing Some preprocessing capabilities are included in PlantUML, and available for all diagrams. Those @enduml Справочное руководство по языку PlantUML (1.2021.1) 336 / 382 24.3 Boolean expression 24 PREPROCESSING 24.3 Boolean expression 24.3.1 Boolean represention [0 is false] There is not real boolean Справочное руководство по языку PlantUML (1.2021.1) 337 / 382 24.5 While loop [!while, !endwhile] 24 PREPROCESSING 24.5 While loop [!while, !endwhile] You can use !while and !endwhile keywords to have repeat

.html. Справочное руководство по языку PlantUML (1.2021.2) 357 / 405 25 PREPROCESSING 25 Preprocessing Some preprocessing capabilities are included in PlantUML, and available for all diagrams. Those @enduml Справочное руководство по языку PlantUML (1.2021.2) 358 / 405 25.3 Boolean expression 25 PREPROCESSING 25.3 Boolean expression 25.3.1 Boolean represention [0 is false] There is not real boolean Справочное руководство по языку PlantUML (1.2021.2) 359 / 405 25.5 While loop [!while, !endwhile] 25 PREPROCESSING 25.5 While loop [!while, !endwhile] You can use !while and !endwhile keywords to have repeat

html. Справочное руководство по языку PlantUML (1.2023.11) 498 / 553 25 PREPROCESSING 25 Preprocessing Some preprocessing capabilities are included in PlantUML, and available for all diagrams. Those be surrounded by curly brackets. (for JSON variable definition and usage, see more details on Preprocessing-JSON page) Variables created outside function are global, that is you can access them from everywhere David Справочное руководство по языку PlantUML (1.2023.11) 499 / 553 25.2 Boolean expression 25 PREPROCESSING @enduml 25.2 Boolean expression 25.2.1 Boolean representation [0 is false] There is not real

html. Справочное руководство по языку PlantUML (1.2019.6) 145 / 172 19 PREPROCESSING 19 Preprocessing Some minor preprocessing capabilities are included in PlantUML, and available for all diagrams. condition. Справочное руководство по языку PlantUML (1.2019.6) 146 / 172 19.4 Void function 19 PREPROCESSING • else is also implemented @startuml !$a = 10 !$ijk = "foo" Alice -> Bob : A !if ($ijk == "foo") @enduml Справочное руководство по языку PlantUML (1.2019.6) 147 / 172 19.5 Return function 19 PREPROCESSING Variables defined in functions are local. It means that the variable is destroyed when the function

html. Справочное руководство по языку PlantUML (1.2019.9) 145 / 172 19 PREPROCESSING 19 Preprocessing Some minor preprocessing capabilities are included in PlantUML, and available for all diagrams. $ef @enduml Справочное руководство по языку PlantUML (1.2019.9) 146 / 172 19.3 Conditions 19 PREPROCESSING 19.3 Conditions • You can use expression in condition. • else is also implemented @startuml @enduml Справочное руководство по языку PlantUML (1.2019.9) 147 / 172 19.5 Return function 19 PREPROCESSING Variables defined in functions are local. It means that the variable is destroyed when the function

html. Справочное руководство по языку PlantUML (1.2020.23) 269 / 305 20 PREPROCESSING 20 Preprocessing Some preprocessing capabilities are included in PlantUML, and available for all diagrams. Those @enduml Справочное руководство по языку PlantUML (1.2020.23) 270 / 305 20.3 Boolean expression 20 PREPROCESSING 20.3 Boolean expression 20.3.1 Boolean represention [0 is false] There is not real boolean Справочное руководство по языку PlantUML (1.2020.23) 271 / 305 20.5 While loop [!while, !endwhile] 20 PREPROCESSING 20.5 While loop [!while, !endwhile] You can use !while and !endwhile keywords to have repeat

html. Справочное руководство по языку PlantUML (1.2020.22) 257 / 293 20 PREPROCESSING 20 Preprocessing Some preprocessing capabilities are included in PlantUML, and available for all diagrams. Those @enduml Справочное руководство по языку PlantUML (1.2020.22) 258 / 293 20.3 Boolean expression 20 PREPROCESSING 20.3 Boolean expression 20.3.1 Boolean represention [0 is false] There is not real boolean Справочное руководство по языку PlantUML (1.2020.22) 259 / 293 20.5 While loop [!while, !endwhile] 20 PREPROCESSING 20.5 While loop [!while, !endwhile] You can use !while and !endwhile keywords to have repeat

COMMAND Справочное руководство по языку PlantUML (1.2019.3) 136 / 158 17 PREPROCESSING 17 Preprocessing Some minor preprocessing capabilities are included in PlantUML, and available for all diagrams. digit. Справочное руководство по языку PlantUML (1.2019.3) 137 / 158 17.4 Macro definition 17 PREPROCESSING @startuml !define SEQUENCE (S,#AAAAAA) Database Sequence !define TABLE (T,#FFAAAA) Database Справочное руководство по языку PlantUML (1.2019.3) 138 / 158 17.5 Adding date and time 17 PREPROCESSING 17.5 Adding date and time You can also expand current date and time using the special variable

COMMAND Справочное руководство по языку PlantUML (1.2019.2) 136 / 158 17 PREPROCESSING 17 Preprocessing Some minor preprocessing capabilities are included in PlantUML, and available for all diagrams. digit. Справочное руководство по языку PlantUML (1.2019.2) 137 / 158 17.4 Macro definition 17 PREPROCESSING @startuml !define SEQUENCE (S,#AAAAAA) Database Sequence !define TABLE (T,#FFAAAA) Database Справочное руководство по языку PlantUML (1.2019.2) 138 / 158 17.5 Adding date and time 17 PREPROCESSING 17.5 Adding date and time You can also expand current date and time using the special variable