annotate tests/pcase.lac @ 213:0343557355fc

Explifying type classes
author Adam Chlipala <adamc@hcoop.net>
date Sat, 16 Aug 2008 14:45:23 -0400
parents 8221b95cc24c
children
rev   line source
adamc@173 1 val flip = fn x : int => case x of 0 => 1 | _ => 0
adamc@173 2
adamc@173 3 val zero = flip 1
adamc@173 4 val one = flip 0
adamc@173 5
adamc@173 6 val flipS = fn x : string => case x of "" => "Hello world!" | _ => ""
adamc@173 7
adamc@173 8 val s1 = flipS ""
adamc@173 9 val s2 = flipS "Boop"