#10 Hello World

This is the CGI version of "Hello World." In spite of it being a very simple program, it is extremely useful. Why? Because if you can run it, you know that your server is properly configured to run CGI programs. And from bitter experience I can tell you that sometimes configuring the server is half the battle.

The Code

  1 #!/usr/bin/perl -T
  2
  3 use strict;
  4 use warnings;
  5
  6 print <<EOF
  7 Content-type: text/html
  8
  9 <HEAD><TITLE>Hello</TITLE></HEAD>
 10 <BODY>
 11 <P>
 12 Hello World!
 13 </BODY>
 14
 15 EOF

Running the Script

To run the script, just point your web browser at the correct URL. If you are using the default Apache configuration, the script resides in ~apache/cgi-bin/hello.pl and the URL to run it is http://server/cgi-bin/hello.pl ...

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