3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class MyClass{ public $foo; public $bar; //pseudo-code public function __debugInfo() { return [ 'foo' => $this->foo, 'bat' => $this->bar, ]; } } $instanceOfMyClass = new MyClass(); $instanceOfMyClass->$foo = 1; $instanceOfMyClass->$bar = "two"; var_dump($instanceOfMyClass); ?>
based on BZ4Td
Output for 7.1.0
Notice: Undefined variable: foo in /in/lo3G6 on line 15 Notice: Undefined variable: bar in /in/lo3G6 on line 16 object(MyClass)#1 (2) { ["foo"]=> NULL ["bat"]=> NULL }
Output for 7.0.0 - 7.0.14
Notice: Undefined variable: foo in /in/lo3G6 on line 15 Fatal error: Uncaught Error: Cannot access empty property in /in/lo3G6:15 Stack trace: #0 {main} thrown in /in/lo3G6 on line 15
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Cannot access empty property in /in/lo3G6 on line 15
Process exited with code 255.
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.6.28
Notice: Undefined variable: foo in /in/lo3G6 on line 15 Fatal error: Cannot access empty property in /in/lo3G6 on line 15
Process exited with code 255.
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/lo3G6 on line 8
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/lo3G6 on line 8
Process exited with code 255.
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/lo3G6 on line 3
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/lo3G6 on line 3
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/lo3G6 on line 3
Process exited with code 255.