Online PHP editor | output for BPAO4

@ 2014-10-08T11:41:39Z

<?php
trait Hash
{
	public function  generateId()
	{
		return uniqid();
	}
	public function generateMD5($param)
	{
		return md5(param);
	}
}
trait HtmlDecorator
{
	public function decorateHtml($param)
	{
		return '<html>'.$param.'</html>';
	}
	public function decorateBold($param)
	{
		return '<b>'.$param.'</b>';
	}
	public function decorateBody($param)
	{
		return '<body>'.$param.'</body>';
	}
}

interface Hashable
{
	function generateMD5($param);
}
class User implements Hashable
{
	use HtmlDecorator,Hash;
}

print (new User())->generateMD5("Kevin");

Output for 7.2.0: Warning: Use of undefined constant param - assumed 'param' (this will throw an Error in a future version of PHP) in /in/BPAO4 on line 10 eca07335a33c5aeb5e1bc7c98b4b9d80
Output for 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 - 7.1.7: Notice: Use of undefined constant param - assumed 'param' in /in/BPAO4 on line 10 eca07335a33c5aeb5e1bc7c98b4b9d80
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/BPAO4 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/BPAO4 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/BPAO4 on line 2
Process exited with code 255.

preferences:dark modelive preview