Mercurial > urweb
view tests/jsparse.ur @ 2185:cbd294994c69
Monad.mapR3
author | Adam Chlipala <adam@chlipala.net> |
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date | Sat, 31 Oct 2015 11:49:30 -0400 |
parents | c270fb847dc2 |
children |
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fun main () = s <- source "13"; return <xml><body> <ctextbox source={s}/> <dyn signal={v <- signal s; return (case read v : option int of None => <xml>None</xml> | Some n => <xml>Some {[n]}</xml>)}/> </body></xml>