Hussein-ipc

public class RegisterOrLoginActivity extends AppCompatActivity {


    Toolbar public_toolbar;
    Button btn_send_mobile;
    EditText etxt_number_mobile;
    String dataresult = "";
    public KProgressHUD hud;
    String firebase_token="";

Hussein-ipc

<?php

include "../db.php";


//$_POST['command'] ;//
$command = $_POST['command'];
if ($command == "register_user") {//register user
    $mobile = $_POST['mobile'];
    $token = $_POST['token'];