im sorting it on a key of the hash my @daylistsorted = sort { $$a{'START_DS'} <=> $$b{'START_DS'} } @daylist; generates a Argument "2007:09:30 13:41" isn't numeric in numeric comparison (<=>) at ./518573
error my @daylistsorted = sort { $$a{'START'} <=> $$b{'START'} } @daylist; works -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] http://learn.perl.org/