Mercurial > urweb
diff demo/url.ur @ 774:412ccd97ab71
url demo
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Sun, 03 May 2009 12:24:39 -0400 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/demo/url.ur Sun May 03 12:24:39 2009 -0400 @@ -0,0 +1,13 @@ +fun yourChoice r = return <xml><body> + {case checkUrl r.Url of + None => <xml>You aren't allowed to link to there.</xml> + | Some url => <xml><a href={url}>Enjoy!</a></xml>} +</body></xml> + +fun main () = return <xml><body> + <a href="http://en.wikipedia.org/wiki/Type_inference">Learn something</a><br/> + <br/> + <form> + URL of your choice: <textbox{#Url}/> <submit action={yourChoice}/> + </form> +</body></xml>