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annotate tests/substring.ur @ 1469:a354b306f948

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Explain how to signal an error in a commit handler
author Adam Chlipala <adam@chlipala.net>
date Tue, 31 May 2011 09:14:03 -0400
parents 20fe00fd81da
children
rev   line source
adamc@829 1 fun main () : transaction page = return <xml>
adamc@829 2 {[case String.split "abc{" #"{" of
adamc@829 3 None => "!"
adamc@829 4 | Some (pre, post) => pre ^ post]}
adamc@829 5 </xml>