<?php
class D {
public $first = 'test';
public $second = 12;
public $third = false;
public $forth = '0xa';
public $fifth = null;
}
$o = new D();
$data = array_keys((array) $o, 0);
var_dump($data);
<br />
<b>Parse error</b>: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/fi03k</b> on line <b>4</b><br />
Process exited with code 255.
<br />
<b>Parse error</b>: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/fi03k</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br />
<b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/fi03k</b> on line <b>4</b><br />
Process exited with code 255.