fig14_23.pl

PERL语言资料 可以用于PERL程序设计

#!/usr/bin/perl
# Fig. 14.23: fig14_23.pl
# Using a queue tied scalar.

use Queue;
use strict;
use warnings;

my $line;

tie( $line, 'Queue', 'a b c d' );

print( "$line\n" );
print( "$line\n" );
$line = 'e';
$line = 'f';
print( "$line\n" );
print( "$line\n" );
print( "$line\n" );

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