use strict;
use Data::Dumper;
my $data = OpenFlatFile("flatfile.txt", "\t");

my @PEOPLE = @{$data->{'PEOPLE'}};
my @CAR_COLORS = @{$data->{'CAR_COLORS'}};
my @CARS = @{$data->{'CARS'}};
my @AGES = @{$data->{'AGES'}}; 

for(my $i=0; $i < $data->{'ROWCOUNT'}; $i++)
{
    print "$PEOPLE[$i] drives a $CAR_COLORS[$i] $CARS[$i] ";
    print "and is $AGES[$i] years old.\n"
}
    
print Data::Dumper->Dump([$data]), "\n";

sub OpenFlatFile {

  my ($datafile, $delimeter) = @_;
  open(FILE,$datafile) or return {};
  chomp (my @tmp = <FILE>);
  close FILE;
  my @headers = split /\Q$delimeter\E/, shift @tmp;
  my $data = {};
  $data->{'HEADERS'} = [@headers];
  $data->{'ROWCOUNT'} = scalar(@tmp);
  $data->{'COLCOUNT'} = scalar(@headers);
  foreach my $line (@tmp)
  {
    my @a = split /\Q$delimeter\E/o, $line;
    push @{$$data{$_}}, shift @a foreach (@headers);
  }
  return $data;
}