<?php
//require('db_config.php');
$mysqli = new mysqli("analogdepat.mysql.db", "analogdepat", "Un92pac007", "analogdepat");
$position = $_POST['position'];
$i=1;
foreach($position as $k=>$v){
$sql = "Update sorting_items SET position_order=".$i." WHERE id=".$v;
$mysqli->query($sql);
$i++;
}
?>