ch03.008_best

来自「Perl Best Practices the source code」· 008_BEST 代码 · 共 38 行

##############################################################################
##   Code fragment (Recommended) from Chapter 3 of "Perl Best Practices"    ##
##     Copyright (c) O'Reilly & Associates, 2005. All Rights Reserved.      ##
##  See: http://www.oreilly.com/pub/a/oreilly/ask_tim/2001/codepolicy.html  ##
##############################################################################


# Standard modules...
use strict;
use warnings;
use IO::Prompt;
use Carp;
use English qw( -no_match_vars );
use Data::Alias;
use Readonly;

my $curr_player = 1;

my $running_total = 0;
my $games_count   = 0;
 
while (my $next_score = get_next_score_for($curr_player)) {
    $running_total += $next_score;
    $games_count++;
    print "After $games_count: $running_total\n";
}


use Data::Dumper 'Dumper';
warn Dumper [ $games_count ];

BEGIN {
    my @scores = (1..10);
    sub get_next_score_for {
        return shift @scores;
    }
}