3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function b() { return; } }; $a = new A; $a->b(&$v);
Output for 5.4.0 - 5.4.19, 5.5.0 - 5.5.3
Fatal error: Call-time pass-by-reference has been removed in /in/m8hZF on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Deprecated: Call-time pass-by-reference has been deprecated in /in/m8hZF on line 8
preferences:
197.47 ms | 1395 KiB | 61 Q