代码: http://xxxxx/cgi/perl-cgi.cgi?name=itech&url=itech.cnblogs.com&p1=test1html
#
!/usr/bin/perl -wT
#should use strict and warnning
use warnings;
use strict;
use CGI;
# to debug error
use CGI::Carp qw(warningsToBrowser fatalsToBrowser);
# or debug from command line by : perl -cwT yourcgi.cgi
#or debug by : tail /var/log/apache/error_log
#make sure yourcgi.cgi is world excutable or 755 permission
#must define and initialize
my $p1= '';
my $p2= '';
my $name= '';
my $url= '';
my $q = new CGI;
$p1 = $q->param( ' p1 ') if $q->param( ' p1 ');
$p2 = $q->param( ' p2 ') $q->param( ' p2 ') ;
$name = $q->param( ' name ') $q->param( ' name ') ;
$url = $q->param( ' url ') $q->param( ' url ');
print $q->header();
print $q->start_html(-title=> " Hello World ");
print " p1:$p1<br> ";
print " p2:$p2<br> ";
if(! defined( $p2)){ print " p2 is not defined<br> ";}
if( $p2 eq ""){ print " p2 is empty<br> ";}
print <<EndHTML;
<h2>Hello</h2>
<p>
My name is $name, and my web url is
<a href= " $url "> $url</a>.
</p>
EndHTML
$q->h3( ' welcome to here!<br> ');
print " $ENV{REMOTE_ADDR}<br> ";
print $q ->end_html();
#should use strict and warnning
use warnings;
use strict;
use CGI;
# to debug error
use CGI::Carp qw(warningsToBrowser fatalsToBrowser);
# or debug from command line by : perl -cwT yourcgi.cgi
#or debug by : tail /var/log/apache/error_log
#make sure yourcgi.cgi is world excutable or 755 permission
#just include sub features of cgi, standard means, 'html2', 'html3', 'html4', 'form' and 'cgi'.
#use CGI qw(:standard);
#must define and initialize
my $p1= '';
my $p2= '';
my $name= '';
my $url= '';
my $q = new CGI;
$p1 = $q->param( ' p1 ') if $q->param( ' p1 ');
$p2 = $q->param( ' p2 ') $q->param( ' p2 ') ;
$name = $q->param( ' name ') $q->param( ' name ') ;
$url = $q->param( ' url ') $q->param( ' url ');
print $q->header();
print $q->start_html(-title=> " Hello World ");
print " p1:$p1<br> ";
print " p2:$p2<br> ";
if(! defined( $p2)){ print " p2 is not defined<br> ";}
if( $p2 eq ""){ print " p2 is empty<br> ";}
print <<EndHTML;
<h2>Hello</h2>
<p>
My name is $name, and my web url is
<a href= " $url "> $url</a>.
</p>
EndHTML
$q->h3( ' welcome to here!<br> ');
print " $ENV{REMOTE_ADDR}<br> ";
print $q ->end_html();
完! web