3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { public function foo(B &$class) { $class = new B; $class->bar = 5; } } class B { public $bar = null; } $A = new A; $B = new B; $A->foo($B); var_dump($A, $B);
Output for 5.0.0 - 7.1.0
object(A)#1 (0) { } object(B)#3 (1) { ["bar"]=> int(5) }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/ooRMb on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/ooRMb on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/ooRMb on line 4
Process exited with code 255.