On Sat, Apr 12, 2008 at 02:10:48AM -0400, Ryan Richter wrote: : On Sat, Apr 12, 2008 at 05:06:53AM -0000, John M. Dlugosz wrote: : > What is the difference between: : > : > sub head(*$head, [EMAIL PROTECTED]) : > : > and : > : > sub head($head?, [EMAIL PROTECTED]) : > : : If you call head(@foo), in the first $head gets @foo[0] and in the : second it gets nothing (you didn't pass a scalar).
Nope, second one gets @foo as a scalar, and nothing in the list. Larry
