id_User int
password varchar(20)

<?php
  header('Access-Control-Allow-Origin: *');
  header('Access-Control-Allow-Methods: GET, POST');
  require_once('../apis/connection.php');


/*OBTIENE USERS*/
if($_SERVER['REQUEST_METHOD']=='GET')
{
  if(isset($_GET['id_user']))
  {
    $id=$_GET["id_User"];
    $pass=$_GET["password"];
    $connection = new MySqlServerConnection();

    $query = 'SELECT id_User, password from users where password=? and user=?';

    $result=$connection->executeQuery($query, array($id,$pass));

    if ($result>0)
    {
      $user = json_encode(array(
                'id_User' => $result[0][0],
                'password' => $result[0][1]));
      echo json_encode(array(
        'status' => 0,
        'user' => json_decode($user)
        ));
    }//CIERRA IF
    else
    {
      echo json_encode(array(
        'status' => 1,
        'errorMessage' => 'user no encontrado'
        ));
    }//CIERRA ELSE
  } //CIERRA IF
}
?>