ch10.073_best

来自「Perl Best Practices the source code」· 073_BEST 代码 · 共 29 行

##############################################################################
##   Code fragment (Recommended) from Chapter 10 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;

open my $fh, '>-' or croak "Can't open STDOUT: $OS_ERROR";

use IO::Handle;
 
# and later...
 
$fh->autoflush();

print "Read my lips: ";
sleep 2;
print {$fh} "no new lines!";
sleep 2;