@ 2014-05-29T17:41:04Z <?php
abstract class Singleton
{
public static function getInstance()
{
static $instance = null;
if (null === $instance) {
$instance = new static();
}
return $instance;
}
abstract protected function __construct(); // prevent new instances using "new"
final private function __clone(){} // prevent cloning
final private function __wakeup(){} // prevent unserializing
}
class odb extends Singleton
{
/*** Credentials ***/
private $sPDOHost = 'localhost';
private $sPDOUser = 'username';
private $sPDOPass = 'password';
private $sPDODB = 'database';
/*** Main Constructor ***/
protected function __construct()
{
/*try
{
$this->oPDO = new PDO('mysql:host=' . $this->sPDOHost . ';' .
'dbname=' . $this->sPDODB,
$this->sPDOUser,
$this->sPDOPass);
}
catch (PDOException $oEx)
{
die('MySQL/PDO Connection failed: <br /><pre>' . $oEx->getMessage() . "</pre>");
return false;
}*/
echo "hi";
}
}
$Test = odb::getInstance();
?>
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Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Warning: Private methods cannot be final as they are never overridden by other classes in /in/DXoqm on line 15
Warning: Private methods cannot be final as they are never overridden by other classes in /in/DXoqm on line 16
Warning: The magic method Singleton::__wakeup() must have public visibility in /in/DXoqm on line 16
hi Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.7 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.0 - 7.2.33 , 7.3.12 - 7.3.33 , 7.4.0 - 7.4.33 hi Output for 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Parse error: syntax error, unexpected T_STATIC, expecting T_STRING or T_VARIABLE or '$' in /in/DXoqm on line 9
Process exited with code 255 . Output for 5.0.0 - 5.0.5 Parse error: parse error, unexpected T_STATIC, expecting T_STRING or T_VARIABLE or '$' in /in/DXoqm on line 9
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_CLASS in /in/DXoqm on line 3
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 Parse error: parse error, unexpected T_CLASS in /in/DXoqm on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/DXoqm on line 3
Process exited with code 255 . preferences:dark mode live preview
237.5 ms | 401 KiB | 315 Q