<?php
// have to put this into a php block or the <?xml will be put as a PHP syntax error on extended code escape
echo '<?xml version="1.0" encoding="UTF-8"?>';
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<!-- Generic browser family -->
<title>DomCore Demos, a WebAbility® Network Project</title>
<meta http-equiv="PRAGMA" content="NO-CACHE" />
<meta http-equiv="Expires" content="-1" />
<meta name="Keywords" content="WAJAF, WebAbility" />
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<meta name="Charset" content="UTF-8" />
<meta name="Language" content="en" />
<link rel="stylesheet" href="/skins/css/domcore.css" type="text/css" />
</head>
<body>
<div class="container">
<a href="../index.html" class="back">« Back to the index</a><br />
<br />
<h1>\patterns\Singleton example</h1>
<?php
// We assure any DomCore library we call will be automatically loaded
include_once '../include/__autoload.lib';
setlocale(LC_ALL, 'es_MX.UTF8', 'es_MX', '');
date_default_timezone_set('America/Mexico_City');
define ('WADEBUG', false);
class myS extends \patterns\Singleton
{
function __construct()
{
parent::__construct();
}
function getData()
{
return 1;
}
}
print "Let's get our singleton:<br />";
$S = \patterns\Singleton::getInstance('myS');
// This is totally equivalent to:
$S = myS::getInstance();
print "A result with our singleton: ".$S->getData() . "<br />";
print "Let's try to duplicate our singleton and get an error:<br />";
$S2 = new myS();
// this can make an error too:
$S2 = clone $S;
?>
<br />
<br />
<br />
<br />
<a href="../index.html" class="back">« Back to the index</a><br />
</div>
</body>
</html>
|