Mercurial > urweb
view tests/env.ur @ 1861:52043ad66ce7
Extend Especialize rule: find maximal argument prefixes that end in 1 or more arguments with functional types
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Fri, 09 Aug 2013 16:04:16 -0400 |
parents | 3d922a28370b |
children |
line wrap: on
line source
fun handler r = vo <- getenv (blessEnvVar r.Nam); return <xml><body> {case vo of None => <xml>Not set</xml> | Some v => <xml>Set to: {[v]}</xml>} </body></xml> fun main () : transaction page = term <- getenv (blessEnvVar "TERM"); return <xml><body> TERM = {case term of None => <xml>Nada</xml> | Some v => txt v} <form> What would you like to know? <textbox{#Nam}/> <submit action={handler}/> </form> </body></xml>