How to UPDATE in database using mysqli prepared statement?

Question

I\'m using mysqli before to my query and now I convert it to mysqli prepared statements. I\'m trying to update a particular data with upload image and I don\'t know why I ge

Answer 1

For procedural way

$query = "UPDATE `crew_info` SET `updated_photo` = ? WHERE `id` = ?";
$stmt = mysqli_prepare($conn, $query);
// you should use i instead of s for id
mysqli_stmt_bind_param($stmt, 'si', $imageData, $_GET['id']);
mysqli_stmt_execute($stmt);

Try this out in object-oriented style

$query = "UPDATE `crew_info` SET `updated_photo` = ? WHERE `id` = ?";
$stmt = $conn->prepare($query);
$stmt->bind_param("si", $imageData, $_GET['id']);
$stmt->execute();