<?php

class WhatAmI
{
    private $className;

    public function __construct($className) {
         $this->className = $className;
    }

    public function __call($name, $args)
    {
        if (is_callable(array($this->className, $name))) {
            return call_user_func_array(array($this->className, $name), $args);
        }
    }
}