perl -Mstrict -wE 'my @x=1..2; my @y=3..4; say "$_" for (@x, @y);'
1
2
3
4

##</code><code>##

perl -Mstrict -wE 'my @x=1..4; my @y=1..4; say "$_" for (\@x, \@y);'

ARRAY(0xcd9588)
ARRAY(0xcd9510)

##</code><code>##

perl -Mstrict -wE 'my @x=1..2; my @y=3..4; say "@{$_}" for (\@x, \@y);'
1 2
3 4