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<?php class a { public function ddd() { echo "dddd", "\n"; } } $d = new a(); call_user_func(array($d, 'ddd')); class b { private function ddd() { echo "dddd", "\n"; } } $e = new b(); call_user_func(array($e, 'ddd'));
Output for 8.0.10 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
dddd Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, cannot access private method b::ddd() in /in/FidCJ:21 Stack trace: #0 {main} thrown in /in/FidCJ on line 21
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 dddd Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, cannot access private method b::ddd() in /in/FidCJ:21 Stack trace: #0 {main} thrown in /in/FidCJ on line 21
Process exited with code 255.
Output for 8.0.0 - 8.0.9
dddd Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($function) must be a valid callback, cannot access private method b::ddd() in /in/FidCJ:21 Stack trace: #0 {main} thrown in /in/FidCJ on line 21
Process exited with code 255.
Output for 5.6.0 - 5.6.40, 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
dddd Warning: call_user_func() expects parameter 1 to be a valid callback, cannot access private method b::ddd() in /in/FidCJ on line 21

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