/**
  * Display a listing of the resource.
  *
  * @return \Illuminate\Http\Response
  */
 public function index(Request $request)
 {
     $data['heading_title'] = "Directory Page";
     $data['heading_status'] = "user directory";
     $data['alphabet'] = range('a', 'z');
     $users = new SdcUser();
     $data['page_name'] = $this->page_name;
     if ($request->skey) {
         $skey = $request->skey;
     } else {
         $skey = 'all';
     }
     $data['skey'] = $skey;
     $data['users'] = $users->getAllPaginate($skey, 10);
     return view('backend.user.sdc_user_list', $data);
 }