Create Controllers dynamically

<?php
function clean($string) {
   $string = str_replace('-', '_', $string); // Replaces all spaces with hyphens.
   return preg_replace('/[^A-Za-z0-9\-]/', '', $string); // Removes special chars.
}

$files = scandir(getcwd());
//print_r($files);

for($i=2 ; $i<count($files) ;$i++){
$con = explode('.', $files[$i]);

if($con[0] != "index123"){

 $func_name =  clean($con[0]);


    echo ' public function '.$func_name.'()
    {
        $this->load->view("'.$con[0].'");
    }
    </br>';


}


}

?>