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scripts/Array-Transpose-example.pl  view on Meta::CPAN

#!/usr/bin/perl
use strict;
use warnings;
use Array::Transpose qw{transpose};

my @input = ([qw{a b c}],
             [1..3],
             [4,5,6],
             [qw{7 8 9}]);
my @output = transpose \@input;

print  "Input\n";
printf "Rows: %s, Columns: %s\n", scalar(@input), scalar(@{$input[0]});
printf "%s\n", join(" ", @$_) foreach @input;

print  "Output\n";
printf "Rows: %s, Columns: %s\n", scalar(@output), scalar(@{$output[0]});
printf "%s\n", join(" ", @$_) foreach @output;

__END__

=head1 NAME

Array-Transpose-example.pl - Simple example on the use of the transpose function

=head1 OUTPUT

  Input
  Rows: 4, Columns: 3
  a b c
  1 2 3
  4 5 6
  7 8 9
  Output
  Rows: 3, Columns: 4
  a 1 4 7
  b 2 5 8
  c 3 6 9

=cut