@startuml skinparam backgroundColor transparent skinparam shadowing false skinparam DefaultFontName "Inter", "system-ui", sans-serif skinparam DefaultFontSize 12 skinparam Padding 8 skinparam RoundCorner 12 skinparam MaxMessageSize 150 skinparam wrapWidth 200 skinparam nodesep 50 skinparam ranksep 50 skinparam componentStyle rectangle package "Pure vs. Impure Functions" { component "Input" as input component "Function" as func component "Output" as output component "Global State/IO" as state input -> func : deterministic func -> output : consistent note right of func Pure: Only depends on input. No hidden dependencies. end note component "Input 2" as input2 component "Impure Function" as func2 component "Output 2" as output2 input2 -> func2 func2 -> output2 func2 <-> state : Reads/Writes note right of func2 Impure: Result can change even with same input. end note } @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