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<?php function userland_call_user_func(callable $function, ...$args) { return $function(...$args); } class Test { private function foo($bar) { echo new Exception; } public function callFoo($callfunc) { $callfunc(array($this, 'foo')); } } $o = new Test; $o->callFoo('call_user_func'); $o->callFoo('userland_call_user_func');
Output for 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught ArgumentCountError: Too few arguments to function Test::foo(), 0 passed and exactly 1 expected in /in/hMtPC:6 Stack trace: #0 [internal function]: Test->foo() #1 /in/hMtPC(7): call_user_func(Array) #2 /in/hMtPC(11): Test->callFoo('call_user_func') #3 {main} thrown in /in/hMtPC on line 6
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 ArgumentCountError: Too few arguments to function Test::foo(), 0 passed and exactly 1 expected in /in/hMtPC:6 Stack trace: #0 [internal function]: Test->foo() #1 /in/hMtPC(7): call_user_func(Array) #2 /in/hMtPC(11): Test->callFoo('call_user_func') #3 {main} thrown in /in/hMtPC on line 6
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Warning: Missing argument 1 for Test::foo() in /in/hMtPC on line 6 Exception in /in/hMtPC:6 Stack trace: #0 [internal function]: Test->foo() #1 /in/hMtPC(7): call_user_func(Array) #2 /in/hMtPC(11): Test->callFoo('call_user_func') #3 {main} Fatal error: Uncaught TypeError: Argument 1 passed to userland_call_user_func() must be callable, array given, called in /in/hMtPC on line 7 and defined in /in/hMtPC:3 Stack trace: #0 /in/hMtPC(7): userland_call_user_func(Array) #1 /in/hMtPC(12): Test->callFoo('userland_call_u...') #2 {main} thrown in /in/hMtPC on line 3
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Warning: Missing argument 1 for Test::foo() in /in/hMtPC on line 6 exception 'Exception' in /in/hMtPC:6 Stack trace: #0 [internal function]: Test->foo() #1 /in/hMtPC(7): call_user_func(Array) #2 /in/hMtPC(11): Test->callFoo('call_user_func') #3 {main} Catchable fatal error: Argument 1 passed to userland_call_user_func() must be callable, array given, called in /in/hMtPC on line 7 and defined in /in/hMtPC on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/hMtPC on line 3
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '.', expecting '&' or T_VARIABLE in /in/hMtPC on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '.', expecting '&' or T_VARIABLE in /in/hMtPC on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/hMtPC on line 3
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 ')' in /in/hMtPC on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/hMtPC on line 3
Process exited with code 255.
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