$dbname = "userdata";
    $errors = "";
    // Create connection
    $conn = new mysqli($servername, $username, $password, $dbname);
    // Check connection
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    }
    $first_name = $_POST["user_f_name"];
    $last_name = $_POST["user_l_name"];
    $email = $_POST["u_email"];
    $donor_acceptor = $_POST["u_donor"];
    $password = $_POST["u_password"];
    $address = $_POST["u_address"];
    $contact_number = $_POST["u_contact_no"];
    if (!validateContact($contact_number)) {
        //echo "<script> alert('enter contact number in the given format') </script>";
    }
    if (!validateName($first_name)) {
        echo "<script> alert('enter valid name') </script>";
    }
    //ask for correct input
    $sql = "insert into mh_user_data(user_first_name, user_last_name, user_email, user_donor, user_password, user_address, user_contact_number) values ('{$first_name}','{$last_name}', '{$email}', '{$donor_acceptor}','{$password}', '{$address}', '{$contact_number}') ";
    $result = $conn->query($sql);
    if ($conn->query($sql) === TRUE) {
        echo "New record created successfully. Last inserted ID is: " . $conn->insert_id;
    } else {
        echo "Error: " . $sql . "<br>" . $conn->error;
    }
    $conn->close();
}
         $contact->con_first_name = $rowValues[1];
         $contact->con_middle_name = $rowValues[2];
         $contact->con_last_name = $rowValues[3];
         $contact->con_email = $rowValues[4];
         $contact->con_phone_no = $rowValues[5];
         $contact->con_fax_no = $rowValues[6];
         $contact->src_con_id = $rowValues[7];
         $contact->con_zipcode = $rowValues[8];
         $contact->con_country = $rowValues[9];
         $contact->con_created_date = $rowValues[10];
         if (is_null($contact->con_created_date) || empty($contact->con_created_date)) {
             $contact->con_created_date = date("m/d/y");
         }
         $contact->src_id = $_SESSION['username'];
         $contact->con_created_by = $_SESSION['username'];
         if (validateContact($contact)) {
             array_push($contacts, $contact);
         } else {
             $recordsInvalid = true;
         }
     }
 }
 if (!empty($contacts)) {
     $DBResource = getDBConnection();
     insertData($DBResource, $contacts);
     closeDBConnection($DBResource);
     runMatching($contacts);
     if ($recordsInvalid) {
         echo "File uploaded successfully (discarding invalid data)";
     } else {
         echo "File uploaded successfully.";