3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class foo implements ArrayAccess { public function offsetSet($offset, $value) { var_dump(__METHOD__); } public function offsetExists($var) { var_dump(__METHOD__); if ($var == "foobar") { return true; } return false; } public function offsetUnset($var) { var_dump(__METHOD__); } public function offsetGet($var) { var_dump(__METHOD__); return "value"; } } var_dump($foo['bar']); var_dump(array_key_exists($foo['bar']));
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: foo in /in/sAklG on line 25 NULL Notice: Undefined variable: foo in /in/sAklG on line 26 Warning: array_key_exists() expects exactly 2 parameters, 1 given in /in/sAklG on line 26 NULL
Output for 5.0.4 - 5.2.17
Notice: Undefined variable: foo in /in/sAklG on line 25 NULL Notice: Undefined variable: foo in /in/sAklG on line 26 Warning: Wrong parameter count for array_key_exists() in /in/sAklG on line 26 NULL
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: foo in /in/sAklG on line 25 NULL Notice: Undefined variable: foo in /in/sAklG on line 26 Warning: Wrong parameter count for array_key_exists() in /in/sAklG on line 26 NULL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/sAklG 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 '{' in /in/sAklG on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/sAklG on line 3
Process exited with code 255.