Maybe this will help get you started... 

#!/usr/bin/perl

use strict; # https://perlmonks.org/?node_id=11146802
use warnings;
use List::Util qw( max );
$| = 1;

my @values = (7,9,2,0,1,2,4,3,9);

my ($rows, $columns) = split ' ', qx(stty size); # FIXME works on Linu
+x
$rows -= 2 ; # FIXME fudge
my @grid = map { ' ' x $columns } 1 .. $rows;

my $max = max @values;
my $scale = int $rows / $max;
my $wide = int $columns / @values;

my $horizontal = 0;
for my $value ( @values )
  {
  for my $vert ( $rows - 1 - $value * $scale  .. $rows - 1 )
    {
    substr $grid[ $vert ], $horizontal, $wide - 1, '*' x ($wide - 1);
    }
  $horizontal += $wide;
  }

print @grid;

[download]

In reply to Re: Plot Graph in Console by printing special character say * and spaces using matrix structure in Perl by tybalt89
in thread Plot Graph in Console by printing special character say * and spaces using matrix structure in Perl by programmingzeal

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