CGI::Ajax Example

robert@0: #!C:/strawberry/perl/bin/perl.exe robert@0: robert@0: # this is an example script of how you would use coderefs to define robert@0: # your CGI::Ajax functions. robert@0: # robert@0: # NB The CGI::Ajax object must come AFTER the coderefs are declared. robert@0: robert@0: use strict; robert@0: use CGI::Ajax; robert@0: use CGI; robert@0: robert@0: my $q = new CGI; robert@0: robert@0: my $exported_fx = sub { robert@0: my $value_a = shift; robert@0: my $value_b = shift; robert@0: $value_a = "" if not defined $value_a; # make sure there's def robert@0: $value_b = "" if not defined $value_b; # make sure there's def robert@0: robert@0: if ( $value_a =~ /\D+/ or $value_a eq "" ) { robert@0: return( $value_a . " and " . $value_b ); robert@0: } elsif ( $value_b =~ /\D+/ or $value_b eq "" ) { robert@0: return( $value_a . " and " . $value_b ); robert@0: } else { robert@0: # got two numbers, so lets multiply them together robert@0: return( $value_a * $value_b ); robert@0: } robert@0: }; robert@0: robert@0: robert@0: my $Show_Form = sub { robert@0: my $html = ""; robert@0: $html .= < robert@0: CGI::Ajax Example robert@0: robert@0: robert@0: robert@0: robert@0: robert@0: EOT robert@0: robert@0: return $html; robert@0: }; robert@0: robert@0: my $pjx = CGI::Ajax->new( 'myfunc' => $exported_fx); robert@0: print $pjx->build_html($q,$Show_Form); # this outputs the html for the page