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<?php class C{ private $wtf="lol"; function f(){ $inherited="inherited"; $uninherited="uninherited"; // "php lambads does not inherit variables automatically" // thus to inerhit $inherited , we need use(&$inherited) call_user_func(function()use(&$inherited){ var_dump($this->wtf); var_dump($inherited); var_dump($uninherited); }); } } (new C())->f();
based on fbZWD
Output for 8.0.0alpha1 - beta1
string(3) "lol" string(9) "inherited" Warning: Undefined variable $uninherited in /in/9X36O on line 12 NULL
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.21, 7.4.0 - 7.4.9
string(3) "lol" string(9) "inherited" Notice: Undefined variable: uninherited in /in/9X36O on line 12 NULL
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/9X36O on line 16
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/9X36O on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/9X36O on line 9
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/9X36O on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/9X36O 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/9X36O on line 3
Process exited with code 255.