<?php
// connect to the database
mysql_connect(******************);

// select the database
mysql_select_db(*************) or die("Unable to select database");

$size = count($_POST['bookinfo']);

$i = 0;
while ($i < $size) {
// define each variable
$bookinfo= $_POST['bookinfo'][$i];
$id = $_POST['id'][$i];

$query = "UPDATE Opsta SET Ime = '$bookinfo' WHERE `ID` = '$id' LIMIT 1";
mysql_query($query) or die ("Error in query: $query");

++$i;
}
mysql_close();
include ('index.php');
?>