diff lib/ur/string.urs @ 883:467285bb5578

Avoid preparing the same statement twice
author Adam Chlipala <adamc@hcoop.net>
date Fri, 17 Jul 2009 13:19:41 -0400 (2009-07-17)
parents 5e1a4b12c83a
children e46227efcbba
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