Mercurial > urweb
annotate tests/jsparse.ur @ 1630:4798ad652c94
Stop [read] from raising an exception for invalid [int] strings
| author | Adam Chlipala <adam@chlipala.net> |
|---|---|
| date | Sun, 04 Dec 2011 15:13:53 -0500 |
| parents | c270fb847dc2 |
| children |
| rev | line source |
|---|---|
| adamc@906 | 1 fun main () = |
| adamc@906 | 2 s <- source "13"; |
| adamc@906 | 3 return <xml><body> |
| adamc@906 | 4 <ctextbox source={s}/> |
| adamc@906 | 5 <dyn signal={v <- signal s; return (case read v : option int of |
| adamc@906 | 6 None => <xml>None</xml> |
| adamc@906 | 7 | Some n => <xml>Some {[n]}</xml>)}/> |
| adamc@906 | 8 </body></xml> |