public function editFuelHistory() { require 'models/Revenue_model.php'; $model = new Revenue_model(); $id = $_POST['Id']; $fuel = $_POST['fuel']; $capacity = $_POST['capacity']; $date = $_POST['date']; $payment = $_POST['payment']; if ($model->editFuelHistory($id, $fuel, $capacity, $date, $payment)) { echo "Success"; } }