all uploaded files move to E:/ drive using laravel 5.1

Hi Friend's need help how can be move all uploaded files to E drive using laravel this is my code

$test ="E:" ;
$path="checklist/uploads";
$destinationPath = $test . "/$path/";    
if(!file_exists($destinationPath)){
  mkdir($destinationPath);
 }

via Chebli Mohamed