Re^3: The @_ array and the lexical variables

[choroba]

No, it's the magic behind @_ and calling a subroutine that causes the aliasing. Normal arrays don't alias.

Another aliasing construct if for:

my $x = 1;
for my $y ($x) {
    $y++;
}
print $x;  # 2

See also Data::Alias .

[G4143]

OK. Thanks for the clarification.