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run code in 200+ php & hhvm versions
Bugs & Features
<?php class t extends ArrayObject { public function offsetGet($name) { $this[$name]; return null; } } $t = new t(); var_dump($t["foo"]);
Output for 5.0.5 - 7.3.1

Process exited with code 139.
Output for 5.0.4
Notice: Undefined variable: this in /in/A66kJ on line 5 NULL
Output for 5.0.0 - 5.0.3
Notice: Undefined index: foo in /in/A66kJ on line 12 NULL
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/A66kJ 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/A66kJ 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/A66kJ on line 4
Process exited with code 255.