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<?php class ScanListener { public function file() { echo "abc"; } } $listener = new ScanListener(); $callable = array($listener, 'file'); echo (is_callable($callable) ? 'true' : 'false'); echo PHP_EOL; call_user_func_array($callable);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
true Fatal error: Uncaught ArgumentCountError: call_user_func_array() expects exactly 2 arguments, 1 given in /in/6lUip:17 Stack trace: #0 /in/6lUip(17): call_user_func_array(Array) #1 {main} thrown in /in/6lUip on line 17
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
true Warning: call_user_func_array() expects exactly 2 parameters, 1 given in /in/6lUip on line 17
preferences:
243.27 ms | 403 KiB | 295 Q