modulus.cgi
#!/usr/bin/perl if ($ENV{'REQUEST_METHOD'} eq 'GET') { @pairs = split(/&/, $ENV{'QUERY_STRING'}); } elsif ($ENV{'REQUEST_METHOD'} eq 'POST') { read (STDIN, $buffer, $ENV{'CONTENT_LENGTH'}); @pairs = split(/&/, $buffer); if ($ENV{'QUERY_STRING'}) { @getpairs =split(/&/, $ENV{'QUERY_STRING'}); push(@pairs,@getpairs); } } else { print "Content-type: text/html\n\n"; print "<P>Use Post or Get"; } $dividend = $formdata{'dividend'}; $divisor = $formdata{'divisor'}; $result = $dividend % $divisor; print "Content-type: text/html\n\n"; print "<P>You entered $dividend for the dividend and $divisor for the divisor"; print "<P>The remainder of $dividend divided by $divisor is $result";