Mercurial > urweb
view demo/upload.ur @ 1690:a7b70c7b3f1a
Avoid 'not fully determined' errors for fancy tasks
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Sat, 03 Mar 2012 16:20:54 -0500 |
parents | 9f2555f06901 |
children |
line wrap: on
line source
fun echo r = if blobSize (fileData r.File) > 100000 then return <xml>Whoa! That one's too big.</xml> else returnBlob (fileData r.File) (blessMime (fileMimeType r.File)) fun main () = return <xml><body> <h1>The Amazing File Echoer!</h1> <form>Upload a file: <upload{#File}/> <submit action={echo}/></form> </body></xml>