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<?php function my_function() { var_dump($this->foo); } class MyClass { public $foo = 1; }; $c = new MyClass(); $closure = Closure::fromCallable('my_function'); Closure::bind($closure, $c)();
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
int(1)
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 int(1)
Output for 7.0.0 - 7.0.33
Fatal error: Uncaught Error: Call to undefined method Closure::fromCallable() in /in/aEnSI:12 Stack trace: #0 {main} thrown in /in/aEnSI on line 12
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '(' in /in/aEnSI on line 13
Process exited with code 255.

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