3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Test { public $a = 42; public function __sleep() { return array('b'); } } serialize(new Test());
Output for 5.0.2 - 5.0.4, 5.1.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: serialize(): "b" returned as member variable from __sleep() but does not exist in /in/JNVdv on line 13
Output for hhvm-3.10.0
Notice: serialize(): "b" returned as member variable from __sleep() but does not exist in /in/JNVdv on line 6
Output for 5.0.5

Process exited with code 139.
Output for 5.0.0 - 5.0.1
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/JNVdv on line 5
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/JNVdv on line 5
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/JNVdv on line 5
Process exited with code 255.