ch08.061_prob

来自「Perl Best Practices the source code」· 061_PROB 代码 · 共 23 行

##############################################################################
## Code fragment (NOT RECOMMENDED) from Chapter 8 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 $duration = 0.5;
print "Good night!\n";

select undef, undef, undef, $duration;

print "Good morning!\n";