Instantiating a class with full parameter list using eval()

_new.php

<?php

    error_reporting(E_ALL);

    function _new ($class_name, $constructor_parameters) {

        $parameters = array();

        $values = array_values($constructor_parameters);

        // Another approach: for ($index = 0; $index < count($values); $index++)
        foreach (array_keys($values) as $index)
            $parameters[] = "\$values[{$index}]";

        $parameters = implode(", ", $parameters);

        return eval("\return new $class_name($parameters);");

    }

    class wtf {
        function __construct() { 
            $args = func_get_args();
            echo __CLASS__, " instanced\n";
            print_r($args);
        }
        function fun() {
            echo __FUNCTION__, " called\n";
        }
    }

    $wtf = _new("wtf", array("foo", "bar", "baz"));
    $wtf->fun();