And don't forget there's the reverse of scalar()
()
which provides array context: 

my $foo =      (1,1,1,1,1);
my $bar = () = (1,1,1,1,1);
print "foo = $foo, bar = $bar\n";
__END__
foo = 1, bar = 5

[download]

Liz

Update:
Please check out Abigail-II's and AM's corrections to my poor understanding/wording of this feature of Perl and how it is used in some nice Perl idioms.

In reply to Re: How to reverse a string *revisited* by liz
in thread How to reverse a string *revisited* by PetaMem

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