public function listRecords() { $start = 0; $number = 50; if (isset($_POST['rStart'])) { $start = $_POST['rStart']; } if (isset($_POST['rNumber'])) { $number = $_POST['rNumber']; } else { $number = School::rowCount(); } $schools = School::all($start, $number); require_once 'views/school/list.php'; }