3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class foo { private function do_something (bool $str) { echo "private function"; } public function call_something(foo $obj) { call_user_func([$obj, 'do_something'], true); } } class bar extends foo { public function do_something (bool $value) { echo "subclass"; } } $a = new foo(); $b = new bar(); $a->call_something($b);
based on GcX8J
Output for 7.0.0 - 7.2.0
private function
Output for 5.4.10 - 5.6.28
Catchable fatal error: Argument 1 passed to foo::do_something() must be an instance of bool, boolean given in /in/nH9g5 on line 5
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/nH9g5 on line 10
Process exited with code 255.