Online PHP editor | output for oCKlN

@ 2014-10-18T21:20:40Z

<?php
trait Singleton
{
	protected static $instance;
    public static function getInstance(){
        if (!isset(static::$instance)) {
            static $instance = new static;
        }

        return static::$instance;
    }
}

abstract class Abudabia {
	use Singleton;
}

class a1 extends Abudabia 
{
	public function set() 
	{
		return 'allah ahbar';
	}
}

class a2 extends Abudabia 
{
	public function get() 
	{
		return 'algazira';
	}
}

$a = a1::getInstance();
$b = a2::getInstance();
var_dump($a, $a->set(),$b);

Output for 5.4.0 - 5.4.34: Parse error: syntax error, unexpected 'new' (T_NEW) in /in/oCKlN on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected T_STRING in /in/oCKlN on line 2
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, 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_STRING in /in/oCKlN on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/oCKlN on line 2
Process exited with code 255.

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