Online PHP editor | output for u0TEq

<?php // https://gist.github.com/TazeTSchnitzel/33cf828bfa306b1b1d2187a6de639375 function fn(&$obj) { return new class($obj) { private $obj; public function __construct(&$obj) { $this->obj = &$obj; } public function __call(string $fn_name, array $fn_args):self { $this->obj = $fn_name(...$fn_args); return $this; } }; } $nama = 'anovsiradj'; echo $nama, PHP_EOL; fn($nama) ->str_replace('a', '4', $nama) ->str_replace('i', '1', $nama) ->str_replace('o', '0', $nama) ->str_rot13($nama) ->md5($nama); echo $nama;