I like to change price with procent

[Guest]

Hi, i should like too rase me price list with procent ( i should like to say with 10%) all price should be updated, how should i change this PHP SQL for that??

Now is only change price and not update the price.

 

 

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<br>

<?php

 

include("connect.php");

 

$id = $_POST['id'];

$manufacturers_id = $_POST['manufacturers_id'];

$products_price = $_POST['products_price'];

 

$update = "UPDATE products SET products_price = '$products_price' WHERE manufacturers_id='$manufacturers_id' ";

$rsUpdate = mysql_query($update);

if ($rsUpdate)

{

echo "Update successful.";

} mysql_close();

?>