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<?php class Item { private $cost = 100; public function getTotal($discount = 7) { return self::cost * $discount/(100+$discount); } } class AccesserToPrivated { public function getPrivate($obj, $attribute) { $getter = function() use ($attribute) {return $this->$attribute;}; return \Closure::bind($getter, $obj, get_class($obj)); } public function setPrivate($obj, $attribute) { $setter = function($value) use ($attribute) {$this->$attribute = $value;}; return \Closure::bind($setter, $obj, get_class($obj)); } } $obj = new Item(); $accesser = new AccesserToPrivated(); $getFoo = $accesser->getPrivate($obj, 'cost'); $setFoo = $accesser->setPrivate($obj, 'cost'); echo $obj->getTotal() . PHP_EOL; echo $obj->getFoo(); $setFoo(1); echo $obj->getTotal() . PHP_EOL; echo $obj->getFoo();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Error: Undefined constant Item::cost in /in/KvuYJ:7 Stack trace: #0 /in/KvuYJ(30): Item->getTotal() #1 {main} thrown in /in/KvuYJ on line 7
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Error: Undefined constant Item::cost in /in/KvuYJ:7 Stack trace: #0 /in/KvuYJ(30): Item->getTotal() #1 {main} thrown in /in/KvuYJ on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Undefined class constant 'cost' in /in/KvuYJ:7 Stack trace: #0 /in/KvuYJ(30): Item->getTotal() #1 {main} thrown in /in/KvuYJ on line 7
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Undefined class constant 'cost' in /in/KvuYJ on line 7
Process exited with code 255.

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