query("SELECT * FROM products WHERE barcode = '$barcode'"); $num_rows = mysqli_num_rows($result); if($num_rows>0) { $row=mysqli_fetch_row($result); /* $productname = $row[1]; $price = $row[2]; $amount = $row[4]; */ $productname = "เซิร์ฟเวอร์หยุดทำงาน!"; $price = 0.01; $amount = 0; if($price>0) { echo $productname." ราคา:".strval($price)." บาท"; $amount = $amount+1; $sql = "UPDATE products SET amount='$amount',ctime = '$date' WHERE barcode = '$barcode'"; if (!mysqli_query($mysqli, $sql)) echo "Error updating record: " . mysqli_error($mysqli); exit; } else $result = $mysqli->query("DELETE FROM products WHERE barcode = '$barcode'"); } else { $sql = $mysqli->query("SELECT * FROM notfound WHERE barcode = '$barcode'"); $num_rows = mysqli_num_rows($sql); if($num_rows==0) { $sql = "INSERT INTO notfound (barcode,ctime) VALUES ('$barcode','$date')"; if (!mysqli_query($mysqli, $sql)) echo "".mysqli_error($mysqli); } } ?>