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comparison scripts/pjx_NO_CACHE_caller.pl @ 0:477258d09353 boosterpack

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[svn r1] initial import
author robert
date Sun, 30 Aug 2009 02:19:26 -0400
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-1:000000000000 0:477258d09353
1 #!C:/strawberry/perl/bin/perl.exe
2
3 # this is an script calls an external script and avoids caching:
4 # NB The CGI::Ajax object must come AFTER the coderefs are declared.
5
6 use strict;
7 use CGI::Ajax;
8 use CGI;
9
10 my $q = new CGI;
11
12 my $Show_Form = sub {
13 my $html = "";
14 $html .= <<EOT;
15 <HTML><title>CGI::Ajax No_Cache Example</title>
16 <HEAD>
17 </HEAD>
18 <BODY>
19 <i>
20 If the same URL is requested, A browser may cache the result
21 and return it without querying the requested URL. To avoid that, use
22 the 'NO_CACHE' keyword as a parameter in your javascript function.
23 </i><br/>
24 <form>
25 Click the button and a perl script 'pjx_NO_CACHE_callee.pl should
26 return the current time:<br/><br/>
27
28 <input type="button" id="b1" size="6" value='This will cache (in IE)' onclick="perl_script([], ['out1']);return false"><br/>
29
30 <input type="button" id="b2" size="6" value='This will NOT cache' onclick="perl_script(['NO_CACHE'], ['out1']);"><br/>
31
32 New Time:<input type=text id="out1">
33
34
35 </form>
36 </BODY>
37 </HTML>
38 EOT
39
40 return $html;
41 };
42
43 my $pjx = CGI::Ajax->new( 'perl_script' => 'pjx_NO_CACHE_callee.pl');
44 $pjx->JSDEBUG(1);
45 $pjx->DEBUG(1);
46 print $pjx->build_html($q,$Show_Form); # this outputs the html for the page