function open_mysql_connection(){
    global $openconn,$conn;
    $servername = "p:1.1.1.1";
    $username = "demo";
    $password = "demo";

    $dbname = "demo";

    // Create connection
    $conn = new mysqli($servername, $username, $password, $dbname);
    // Check connection
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    }

    /* change character set to utf8 */
    $conn->set_charset("utf8");
    $openconn = true;
}

function close_mysql_connection(){
    global $openconn,$conn;
    if ($openconn){
        $conn->close();
        $openconn = false;
    }
}

function get_mysql_query($query,$prepare=NULL,$prepare_type=NULL){
    global $openconn,$conn,$memcache,$LASTID;

    if (!$openconn){
        open_mysql_connection();
    }
    if ($prepare!=NULL){
        $sql =$query;
        $a_bind_params   =$prepare;
        $a_param_type =$prepare_type;

        /* Bind parameters. Types: s = string, i = integer, d = double,  b = blob */
        $a_params = array();

        $param_type = '';
        $n = count($a_param_type);
        for($i = 0; $i < $n; $i++) {
          $param_type .= $a_param_type[$i];
        }

        /* with call_user_func_array, array params must be passed by reference */
        $a_params[] = & $param_type;

        for($i = 0; $i < $n; $i++) {
          /* with call_user_func_array, array params must be passed by reference */
          $a_params[] = & $a_bind_params[$i];
        }

        /* Prepare statement */
        $stmt = $conn->prepare($sql);
        if($stmt === false) {
          trigger_error('Wrong SQL: ' . $sql . ' Error: ' . $conn->errno . ' ' . $conn->error, E_USER_ERROR);
        }

        /* use call_user_func_array, as $stmt->bind_param('s', $param); does not accept params array */
        call_user_func_array(array($stmt, 'bind_param'), $a_params);

        /* Execute statement */
        $stmt->execute();

        // /* Store the result (to get properties) */
        // $stmt->store_result();

        /* Fetch result to array */
        $result = $stmt->get_result(); // altenative: $stmt->bind_result($row_AcousticDB);

        $LASTID =  $stmt->insert_id;
        $stmt->free_result();
        $stmt->close();
        close_mysql_connection();
        return $result;
    }else{
        $result =$conn->query($query,MYSQLI_STORE_RESULT);
        $LASTID =  $conn->insert_id;
        close_mysql_connection();
        return $result;
    }
};


    $query_terms[]=$_GET["p"];
    $prepare_type[]='i';
    $query =" SELECT * from   `tbl_post` where id = ?  ";
    $WebResult = get_mysql_query($query,$query_terms,$prepare_type);
        if ($WebResult->num_rows > 0) {
            while($row = $WebResult->fetch_assoc()) {
                echo $row['ID'];
            }
        }