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#! /usr/bin/perl -w
# this is an example script of how you would use coderefs to define
# your CGI::Ajax functions.
#
# NB The CGI::Ajax object must come AFTER the coderefs are declared.
use strict;
use CGI::Ajax;
use CGI;
my $q = new CGI;
my $exported_fx = sub {
my $value_a = shift;
my $value_b = shift;
$value_a = "" if not defined $value_a; # make sure there's def
$value_b = "" if not defined $value_b; # make sure there's def
if ( $value_a =~ /\D+/ or $value_a eq "" ) {
return( $value_a . " and " . $value_b );
} elsif ( $value_b =~ /\D+/ or $value_b eq "" ) {
return( $value_a . " and " . $value_b );
} else {
# got two numbers, so lets multiply them together
return( $value_a * $value_b );
}
};
my $Show_Form = sub {
my $html = "";
$html .= <<EOT;
<HTML>
<HEAD><title>CGI::Ajax Example</title>
</HEAD>
<BODY>
<form>
Enter something:
<input type="text" name="val1" id="val1" size="6" onkeyup="myfunc( ['val1','val2'], ['resultdiv'] ); return true;"><br>
Enter something else:
<input type="text" name="val2" id="val2" size="6" onkeyup="myfunc( ['val1','val2'], ['resultdiv'] ); return true;"><br>
<hr>
<div id="resultdiv" style="border: 1px solid black; width: 440px; height: 80px; overflow: auto">
</div>
</form>
</BODY>
</HTML>
EOT
return $html;
};
my $pjx = CGI::Ajax->new( 'myfunc' => $exported_fx);
print $pjx->build_html($q,$Show_Form); # this outputs the html for the page
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