my $arrayElement = $$arrayRef[0]; my $hashValue = $$hashRef{someKey}; #### my $array_element = $array_ref->[0]; my $hash_value = $hash_ref->{some_key}; #### my $foo = $AoH_ref->[0]->{some_key}; #### my $hash_ref = $AoH_ref->[0]; my $foo = $hash_ref->{some_key};