3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo {} class Bar {} function alice(Foo $obj) { $obj = new Bar(); } function bob(Foo &$obj) { $obj = new Bar(); } $obj_a = new Foo(); alice($obj_a); var_dump($obj_a); $obj_b = new Foo(); bob($obj_b); var_dump($obj_b);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
object(Foo)#1 (0) { } object(Bar)#3 (0) { }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/WFAqI on line 6
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 ')' in /in/WFAqI on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/WFAqI on line 6
Process exited with code 255.