Mercurial > urweb
annotate tests/stringToTime.ur @ 1886:b7cd3c7c7edd
Interpret 'table' signature items more flexibly, automatically adding (Ur) constraints to support a kind of subtyping over (SQL) constraint sets
author | Adam Chlipala <adam@chlipala.net> |
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date | Mon, 04 Nov 2013 15:14:23 -0500 |
parents | 252e05bf199d |
children |
rev | line source |
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adam@1599 | 1 fun main () : transaction page = |
adam@1599 | 2 s <- source ""; |
adam@1599 | 3 return <xml><body> |
adam@1599 | 4 <ctextbox source={s}/> |
adam@1599 | 5 <button onclick={v <- get s; alert (show (readError v : time))}/> |
adam@1599 | 6 <button onclick={v <- get s; case read v : option time of |
adam@1599 | 7 None => alert "Invalid" |
adam@1599 | 8 | Some tm => alert (show tm)}/> |
adam@1599 | 9 </body></xml> |