Tuples

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Tuples1.pl

#!/usr/bin/env perl
use utf8;
use Utils;
use strict;
use warnings;

MAIN:
{
	my $pair1 = ["Hello", 5];
	my $pair2;
	my $pair3;

	$pair2 = (3, 3.1415926);
	$pair3 = ("Goodbye", 1.5);

	print $pair1->[0], ",", $pair1->[1], "\n";
	print $pair2->[0], ",", $pair2->[1], "\n";
	print Utils::tupleToString($pair3), "\n";
}

Tuples2.pl

#!/usr/bin/env perl
use utf8;
use strict;
use warnings;

MAIN:
{
	my $pair1 = ["Hello", 5];
	my $tuple1 = ["Goodbye", 3, 3.1415926];
	my $tuple2 = [1.6, 2.5, 5, "C"];

	print $pair1->[0], ",", $pair1->[1], "\n";
	print $tuple1->[0], ",", $tuple1->[1], ",", $tuple1->[2], "\n";
	print $tuple2->[0], ",", $tuple2->[1], ",", $tuple2->[2], ",", $tuple2->[3], "\n";
}

Questions

• {{Who's on first?}}
• {{Who's on second?}}
• {{Who's on third?}}

Projects

More ★'s indicate higher difficulty level.

References

• [[Perl Language Reference]]
  
• [[Comprehensive Perl Archive Network (CPAN)]]
• [[Beginning Perl]], Simon Cozens
• [[Perl Monks Tutorials]]