function checkDuplicatMail()
{
    $user = new PublicUser();
    if (isset($_POST['action'])) {
        $email = $_POST['uemail'];
        $phone = $_POST['phone'];
        if ($email != '') {
            if ($user->check_duplicate_user($email)) {
                $data['status'] = '0';
                $data['message'] = "* Email ID already exists";
            } else {
                $data['status'] = '1';
            }
        } else {
            if ($user->check_duplicate_user($phone, 'phone')) {
                $data['status'] = '0';
                $data['message'] = "* Phone Number Already Exists!";
            } else {
                $data['status'] = '1';
            }
        }
        echo json_encode($data);
    }
}