test(\%HoA1, \%HoA2, ...);

##</code><code>##

test(\%HoA1, \%HoA2, @a, "test");

##</code><code>##

test(\%HoA1, \%HoA2, "entry1", "entry2", "entry3", "test");

##</code><code>##

my ($HoA1,$HoA2,@a,$test) = @_;

##</code><code>##

#!/usr/bin/perl

use strict;
use warnings;

use Data::Dumper;

sub test {
    my ($HoA1, $HoA2, $a, $test) = @_;
    push(@{$HoA1->{"HOA-1"}}, "Entry Two");
    push(@{$HoA2->{"HOA-2"}}, "Entry Two");
    print "Array: @$a\n";
    print "Test:  $test\n";
}


my %HoA1;
my %HoA2;

push(@{$HoA1{"HOA-1"}}, "Entry One");
push(@{$HoA2{"HOA-2"}}, "Entry One");

my @a = qw(entry1 entry2 entry3);

test(\%HoA1, \%HoA2, \@a, "test");

print Dumper(\%HoA1);
print Dumper(\%HoA2);