DB_PASSWORD

<?php
define('DB_USER', "****"); // db user
define('DB_PASSWORD', "****"); // db password (mention your db password here)
define('DB_DATABASE', "****"); // database name
define('DB_SERVER', "mysql.hostinger.es"); // db server?>

<?php

// array for JSON response
$response = array();

// include db connect class
require_once __DIR__ . '/db_connect.php';
// import database connection variables
require_once __DIR__ . '/db_config.php';

// connecting to db
$db = new DB_CONNECT(DB_SERVER, DB_USER, DB_PASSWORD, DB_DATABASE);

// get all columns from Preguntes table
$result = mysqli_query($db->connect(),"SELECT * FROM Preguntes") or        die(mysql_error());

// check for empty result
if (mysqli_num_rows($result) > 0) {
// looping through all results

$response["test"] = array();

while ($row = mysqli_fetch_array($result)) {
    // temp user array
    $test = array();
    $test["ID"] = $row["ID"];
    $test["Pregunta"] = $row["Pregunta"];
    $test["Respostes"] = $row["Respostes"];
    $test["Image"] = $row["Image"];

    // push test into final response array
    array_push($response["test"], $test);
}
// success
$response["success"] = 1;

// echoing JSON response
echo json_encode($response);
}   else {
// query is empty
$response["success"] = 0;
$response["message"] = "Query is empty";

// echo no query JSON
echo json_encode($response);
}?>

/**
* A class file to connect to database
*/

require_once 'db_config.php';
class DB_CONNECT {

// connexion property
private $con = NULL;
private $db_server;
private $db_user;
private $db_password;
private $db_database;


// constructor
function __construct($db_server, $db_user, $db_password, $db_database) {
    $this->db_server = $db_server;
    $this->db_user = $db_user;
    $this->db_password = $db_password;
    $this->db_database = $db_database;
    // connecting to database
    $this->connect();
}

// destructor
function __destruct() {
    // closing db connection
    $this->close();
}

/**
 * Function to connect with database
 */
function connect() {
    if($this->con==NULL) {
        // Connecting to mysql database
        $this->con = mysqli_connect($this->db_server, $this->db_user, $this->db_password, $this->db_database) or die(mysqli_connect_error());
    }

    // returing connection cursor
    return $this->con;
}

/**
 * Function to close db connection
 */
function close() {
    if($this->con!=NULL) {
        // closing db connection
        mysqli_close($this->con);
    }
}

}?>