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annotate scripts/pjx_JSON.pl @ 9:9652dc713ba6 boosterpack

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working on adding to rlmcintyre.com
author Robert McIntyre <rlm@mit.edu>
date Sat, 26 Jun 2010 20:06:08 -0400
parents 477258d09353
children
rev   line source
robert@0 1 #!C:/strawberry/perl/bin/perl.exe
robert@0 2 use strict;
robert@0 3 use CGI::Ajax;
robert@0 4 use CGI;
robert@0 5
robert@0 6 my $q = new CGI;
robert@0 7
robert@0 8 my $Show_Form = sub {
robert@0 9 my $html = "";
robert@0 10 $html .= <<EOT;
robert@0 11 <HTML>
robert@0 12 <HEAD><title>CGI::Ajax JSON Example</title>
robert@0 13 <script>
robert@0 14 handle_return = function(vv){
robert@0 15 document.getElementById('object_display').innerHTML = vv;
robert@0 16 eval(vv); // this gives you 'var jsonObj' here in javascript;
robert@0 17 // alert(jsonObj);
robert@0 18 var div = document.getElementById('parsed');
robert@0 19 div.innerHTML = "</b>key : value<b><br/>";
robert@0 20 for(var key in jsonObj){
robert@0 21 div.innerHTML += key + " => " + jsonObj[key] + "<br/>";
robert@0 22 }
robert@0 23
robert@0 24 }
robert@0 25 </script>
robert@0 26 </HEAD>
robert@0 27 <BODY>
robert@0 28 <H2> Get The Letter Following the One you Enter </H2>
robert@0 29 <form>
robert@0 30 Enter Number:
robert@0 31 <input type="text" id="val1" size="6" value='abc' onkeyup="json(['val1'], [handle_return]);">
robert@0 32 <br/><br/>The JavaScript Object:<br/>
robert@0 33 <div id="object_display" style="width:500px;height:200px;">
robert@0 34
robert@0 35 </div>
robert@0 36 <br/> After Parsing (use eval) <br/>
robert@0 37 <div id="parsed" style="width:500px;height:200px;">
robert@0 38
robert@0 39 </div>
robert@0 40
robert@0 41 </form>
robert@0 42 </BODY>
robert@0 43 </HTML>
robert@0 44 EOT
robert@0 45
robert@0 46 return $html;
robert@0 47 };
robert@0 48
robert@0 49 my $pjx = CGI::Ajax->new('json' => 'pjx_JSON_out.pl');
robert@0 50 $pjx->JSDEBUG(1);
robert@0 51 $pjx->DEBUG(1);
robert@0 52 print $pjx->build_html($q,$Show_Form); # this outputs the html for the page