Sha256: 792d5331eef86c06dd4cd79869796dc10036ab6e5bc5c91cd0a713fd9ab8ba0c

Contents?: true

Size: 625 Bytes

Versions: 73

Compression:

Stored size: 625 Bytes

Contents

package Hexadecimal;

use strict;
use warnings;

my %_HEXTRA = qw(
    a 10
    b 11
    c 12
    d 13
    e 14
    f 15
);

sub new {
    my ($class, $hexadecimal) = @_;
    my $self = bless { hexadecimal => $hexadecimal } => $class;

    return $self;
}

sub to_decimal {
    my $self = shift;

    return 0 if $self->{hexadecimal} =~ m/[^0-9a-f]/;

    my $decimal = 0;
    my $index = length $self->{hexadecimal};

    foreach my $hexa ( split // => $self->{hexadecimal} ) {
       $hexa = $_HEXTRA{$hexa} if exists $_HEXTRA{$hexa};
       $decimal += $hexa * 16 ** --$index; 
    }

    return $decimal;
}

__PACKAGE__;

Version data entries

73 entries across 73 versions & 1 rubygems

Version Path
trackler-2.2.1.139 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.138 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.137 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.136 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.135 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.134 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.133 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.132 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.131 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.130 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.129 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.128 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.127 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.126 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.125 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.124 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.123 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.122 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.121 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm
trackler-2.2.1.120 tracks/perl5/exercises/hexadecimal/.meta/solutions/Hexadecimal.pm