Mercurial > urweb

view demo/counter.ur @ 1931:1a04b1edded2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix regression in http.c for long-polling connections; add lazy initialization of database connections, to avoid the overhead in handlers that don't use SQL
author Adam Chlipala <adam@chlipala.net>
date Wed, 11 Dec 2013 14:57:54 -0500
parents 4359e185d3af
children
line wrap: on
line source
(* Workhorse function, which [main] will call *)
fun counter n = return <xml><body>
  Current counter: {[n]}<br/>
  <a link={counter (n + 1)}>Increment</a><br/>
  <a link={counter (n - 1)}>Decrement</a>
</body></xml>

fun main () = counter 0