Elm (programming language): Difference between revisions

Revision as of 03:04, 17 November 2012

Revision as of 18:18, 21 November 2012

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== Syntax and Semantics ==

Elm's version of [http://en.wikipedia.org/wiki/Functional_reactive_programming Functional Reactive Programming] is event-driven, meaning that updates are only performed as necessary. It shares the closest resemblance to Event-Driven FRP and<ref>{{cite Arrowized FRP.journal

| last1 = Wan | first1 = Zhanyong

| last2 = Taha | first2 = Walid

| last3 = Hudak | first3 = Paul

| author3-link = Paul Hudak

| title = Event-Driven FRP

| journal = Proceedings of the 4th International Symposium on Practical Aspects of Declarative Languages

| pages = 155-172

| date = 2002 }}</ref> and Arrowized FRP <ref>{{cite doi|10.1145/581690.581695}}</ref>.

The following program displays the position of the mouse as it moves around the screen, automatically updating the screen in real-time.