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<?php class Foo { private $foo =2; } class Hydrator { public function getPrivate($obj, $attribute) { $getter = function(){return $this->$attribute;}; return \Closure::bind($getter, $obj, get_class($obj)); } } $hydrated = new Hydrator(); $obj = new Foo(); $getter = $hydrated->getPrivate($obj, 'foo'); var_dump($getter());
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
Warning: Undefined variable $attribute in /in/2Z4uE on line 10 Warning: Undefined property: Foo::$ in /in/2Z4uE on line 10 NULL
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 Warning: Undefined variable $attribute in /in/2Z4uE on line 10 Warning: Undefined property: Foo::$ in /in/2Z4uE on line 10 NULL
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: attribute in /in/2Z4uE on line 10 Notice: Undefined property: Foo::$ in /in/2Z4uE on line 10 NULL
Output for 7.3.32 - 7.3.33
NULL
Output for 7.0.0 - 7.0.33
Notice: Undefined variable: attribute in /in/2Z4uE on line 10 Fatal error: Uncaught Error: Cannot access empty property in /in/2Z4uE:10 Stack trace: #0 /in/2Z4uE(19): Foo->{closure}() #1 {main} thrown in /in/2Z4uE on line 10
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined variable: attribute in /in/2Z4uE on line 10 Fatal error: Cannot access empty property in /in/2Z4uE on line 10
Process exited with code 255.
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