Bob Showalter <[EMAIL PROTECTED]> writes:
> Or, from perldoc perldata:
>
> If you evaluate a hash in scalar context, it returns false if the hash
> is empty. If there are any key/value pairs, it returns true; more
> precisely, the value returned is a string consisting of the number of
> used buckets and the number of allocated buckets, separated by a
> slash.
>
> print "Empty!\n" unless %myhash;
Note that the number of used buckets isn't (necessarily) the same as
the number of items in the hash.
--
Piers Cawley
www.iterative-software.com
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