PHP OOP problem

class test {

public function connect () {

foreach($this->accs as $key => $value) {

${$value[$key][0]} = new whatever();


}


}

public function post () {

foreach($this->accs as $key => $value) {
//this wont work... 
${$value[$key][0]}->post();


}


}

}

global $array;

<?php

class test {

        public $accs = array('poster1'=>'joe','poster2'=>'superman');
        public $data = array();

        public function connect () {
                foreach($this->accs as $key => $value) {
                        echo "Assign: $key => $value\n";
                        $this->data[$key][$value] = new whatever();
                }
        }

        public function post () {
                foreach ($this->data as $arr) {
                        foreach ($arr as $poster => $obj) {
                                echo "$poster is posting...\n";
                                $obj->post();
                        }
                }
        }
}

class whatever {
        public function post() {
                echo "posting...\n";
        }
}

$test = new test;

$test->connect();
$test->post();

?>