@startuml !$foo = { "classname": "foo", "fields" : [ { "text" : "field1" }, { "text" : "field2" }, { "text" : "field3" } ] } !$foo2 = { "classname": "foo2", "fields" : [ { "text" : "field" } ] } !function $class($json) !$line="{{\nhide circle\nhide empty methods\nclass "+$json.classname+" {\n" !foreach $field in $json.fields !$line = $line + $field.text+"\n" !endfor !$line=$line + "}\n}}" !return $line !endfunction A -> B: $class($foo) B -> A: $class($foo2) @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art