perl 用户代理检测web页面的小例子

#!/usr/bin/perl -w

use LWP;
use strict;

my $browser = LWP::UserAgent->new(agent => 'Perly v1');
my $result = $browser->get("http://www.jb200.com/demo");
die "错误提示: ", $result->status_line() unless $result->is_success;

print $result->content;