Online PHP editor | output for KYSrY

@ 2014-05-29T17:42:23Z

<?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()
    {
        /*$this->oPDO = new PDO('mysql:host=' . $this->sPDOHost . ';' .
                            'dbname=' . $this->sPDODB, 
                            $this->sPDOUser, 
                            $this->sPDOPass);
        */
		
		echo "hi";
		
    }
    

}

try{
	$Test = odb::getInstance();
}catch(Exception $e){
	die("oops");
}

?>

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/KYSrY on line 15 Warning: Private methods cannot be final as they are never overridden by other classes in /in/KYSrY on line 16 Warning: The magic method Singleton::__wakeup() must have public visibility in /in/KYSrY on line 16 hi
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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 '$' in /in/KYSrY on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_STATIC, expecting T_STRING or T_VARIABLE or '$' in /in/KYSrY 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/KYSrY 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/KYSrY on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/KYSrY on line 3
Process exited with code 255.

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