3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function __construct() { $this->callMe('self::methodName'); } public function callMe(callable $callback) { call_user_func($callback); } public function methodName() {} } new Foo();

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
186.63 ms | 1868 KiB | 8 Q