ch02.068_best

来自「Perl Best Practices the source code」· 068_BEST 代码 · 共 30 行

##############################################################################
##   Code fragment (Recommended) from Chapter 2 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 %predicted_val;
my $current_data_set = 'guesses';
my $next_iteration   = 12;
my $average          = 10;
my $predicted_change = 1;
my $fudge_factor     = 0.3;

$predicted_val{$current_data_set}[$next_iteration]
    = $average + $predicted_change * $fudge_factor;


use Data::Dumper 'Dumper';
warn Dumper [ \%predicted_val ];