Raditya Ramzy Alfaizi

 Create database db_kantin; CREATE TABLE kantin_menu (     id INT AUTO_INCREMENT PRIMARY KEY,     kantin_name VARCHAR(50),     menu_item VARCHAR(50),     price DECIMAL(10, 2),     stock INT ); INSERT INTO kantin_menu (kantin_name, menu_item, price, stock) VALUES ('Kantin Bu Rika', 'Nasi Goreng', 20000, 50), ('Kantin Bu Rika', 'Mie Goreng', 15000, 30), ('Kantin Bu Rika', 'Bihun Goreng', 17000, 20), ('Kantin Bu Rika', 'Sambel Ijo', 5000, 100), ('Kantin Batagor', 'Batagor premium', 16000, 40), ('Kantin Batagor', 'Batagor classic', 5000, 60), ('Kantin Batagor', 'Somay hahay', 10000, 25), ('Kantin Batagor', 'Es kacang hijau', 5000, 80), ('Kantin Bu Eka', 'Roti Kejut', 5000, 70), ('Kantin Bu Eka', 'Roti Coklat', 5000, 50), ('Kantin Bu Eka', 'Roti strawberry', 10000, 30), ('Kantin Bu Eka', 'Bolu pandan',...

 KONEKSI.PHP <?php // Koneksi database $servername = "localhost" ; $username = "root" ; $password = "" ; $dbname = "db_kantin" ; $conn = new mysqli ( $servername , $username , $password , $dbname ); if ( $conn -> connect_error ) {     die ( "Connection failed: " . $conn -> connect_error ); } // Ambil database $menu_items = []; $sql = " SELECT id, menu_item, price, stock FROM kantin_menu ORDER BY menu_item " ; $result = $conn -> query ( $sql ); if ( $result && $result -> num_rows > 0 ) {     while ( $row = $result -> fetch_assoc ()) {         $menu_items [ $row [ 'id' ]] = [             'name' => $row [ 'menu_item' ],             'price' => $row [ 'price' ],             'stock' => $row [ 'stock' ]         ];     } } else {     die ( "Menu belum tersedia d...