Getting All the Environment Variables of the Server

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This is an article on Getting All the Environment Variables of the Server in Perl.
Below is a small Perl code that Shows all the environment variables of the Server on which it is run.

Code: PERL
#!/usr/bin/perl 
   
   print "Content-type: text/html\n\n"; 

   print "<tt>\n"; 
   foreach $key (sort keys(%ENV)) 
   { 
      print "$key = $ENV{$key}<p>"; 
   }
just call the perl file containing he above code in the browser after setting the appropriate permissions.