On Thu, Dec 18, 2008 at 19:58, David Alban <exta...@extasia.org> wrote: > On Thu, Dec 18, 2008 at 10:17 AM, Chris Jack <chris_j...@msn.com> wrote: >> 4) How many different variable types are there in Perl? Be as sensibly >> voluminous in your answer as you are > able. >> >> >> have been asked this in more interviews that I care to recall and generally >> interviewers seem to be looking > for 3 (scalar, list, and hash) but code, >> filehandle, and format are also high level types. > > i would have said only two: scalar and list, since arrays and hashes > are both lists.
They can both be initialised from lists, but I wouldn't call them lists. That's like saying that '3' is a variable just because it's a literal that you can use to initialise a variable with. Lists are values, arrays and hashes are variables. Cheers, -- Philip Newton <philip.new...@gmail.com>
