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<?php class Singleton { private static $instance; private function __construct() { return 12; } private function __clone() {} private function __wakeup() {} public static function getInstance() { if (empty(self::$instance)) self::$instance = new self(); return self::$instance; } } $Object1 = Singleton::getInstance(); // ------------------------------------------------------- class PrivacyViolator { private $_caller; function __construct() { $this->_caller = function ($method, $args) { return call_user_func_array([$this, $method], $args); }; } function callPrivateMethod($object, $method, $args) { return $this->_caller->bindTo($object, $object)->__invoke($method, $args); } } $privacyViolator = new PrivacyViolator(); $c = $privacyViolator->callPrivateMethod($Object1, '__construct', []); echo $c;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: The magic method Singleton::__wakeup() must have public visibility in /in/2T6Xi on line 12 12
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
12
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/2T6Xi on line 31
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 in /in/2T6Xi on line 30
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/2T6Xi on line 30
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/2T6Xi on line 4
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/2T6Xi 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/2T6Xi on line 4
Process exited with code 255.
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