diff lib/ur/string.urs @ 828:14a6c0971d89

String.length
author Adam Chlipala <adamc@hcoop.net>
date Sat, 30 May 2009 09:59:10 -0400
parents 395a5d450cc0
children 20fe00fd81da
line wrap: on
line diff
--- a/lib/ur/string.urs	Thu May 28 13:47:05 2009 -0400
+++ b/lib/ur/string.urs	Sat May 30 09:59:10 2009 -0400
@@ -1,4 +1,8 @@
 type t = string
 
+val length : t -> int
+
+val append : t -> t -> t
+
 val sub : t -> int -> char
 val suffix : t -> int -> string