3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $b; static private function a() { return $b; } function method() { return A::a(); } } $a = new A(); var_dump($a->method());
Output for 8.1.23 - 8.1.28, 8.2.10 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined variable $b in /in/PqoHf on line 8 NULL
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.39
Fatal error: Constructor A::a() cannot be static in /in/PqoHf on line 14
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/PqoHf on line 5
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/PqoHf 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/PqoHf on line 5
Process exited with code 255.
preferences:
122.76 ms | 401 KiB | 150 Q