<?php
class A {
public function run() {
print "RUN" . PHP_EOL;
}
}
class B {
public function executor(callable $callable) {
call_user_func($callable);
}
}
(new B())->executor([new A, 'run']);
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
RUN