Ur/Web: demo/ref.ur annotate

Start of Featherweight Ur semantics

author	Adam Chlipala <adamc@hcoop.net>
date	Tue, 17 Feb 2009 14:49:28 -0500
parents	b393c2fc80f8
children	aa2290c32ce2

rev	line source
adamc@419	1 structure IR = RefFun.Make(struct
adamc@419	2 type t = int
adamc@419	3 end)
adamc@419	4
adamc@419	5 structure SR = RefFun.Make(struct
adamc@419	6 type t = string
adamc@419	7 end)
adamc@419	8
adamc@419	9 fun main () =
adamc@419	10 ir <- IR.new 3;
adamc@419	11 ir' <- IR.new 7;
adamc@419	12 sr <- SR.new "hi";
adamc@419	13
adamc@434	14 IR.write ir' 10;
adamc@419	15
adamc@419	16 iv <- IR.read ir;
adamc@419	17 iv' <- IR.read ir';
adamc@419	18 sv <- SR.read sr;
adamc@419	19
adamc@434	20 IR.delete ir;
adamc@434	21 IR.delete ir';
adamc@434	22 SR.delete sr;
adamc@419	23
adamc@419	24 return <xml><body>
adamc@419	25 {[iv]}, {[iv']}, {[sv]}
adamc@419	26 </body></xml>

Mercurial > urweb