Error in my last post This is corrected: $item_amount_in_store = 223; $update_amount = 7; $item_amount_in_Store += $update_amount; It show the result = 227 and not 230. Why is this happen? Karl ---------- Forwarded message ---------- From: Karl-Arne Gjersøyen <karlarneg@xxxxxxxxx> Date: 2013/6/24 Subject: Is it possible??? To: PHP Mailinglist <php-general@xxxxxxxxxxxxx> $item_amount_in_store = 223; $update_amount = 7; $update_item_amount_in_store += $update_amount; $update_amoint_in_store is now 227; Why? That should be 230! Karl -- Hjemmeside: http://www.karl-arne.name/