Turning number ranges into prefixes
david at cantrell.org.uk
Wed Aug 23 18:04:02 BST 2006
On Wed, Aug 23, 2006 at 05:21:31PM +0100, Simon Cozens wrote:
> David Cantrell:
> > $ perl -e 'print "1424210000" ^ "1424225999"'
> > [some whitespace]
> Sorry, there was some magic I was missing; I half-remembered this hack, which
> I think is either due to Nicholas or Damian. Given
> ($a ^ $b) =~ /^(\0+)/,
> the common prefix between $a and $b is ...
14242, but that is also the prefix for 1424277777, which is outside the
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