Are you sure the data is coming back the way you expect? Put an alert
(data) in the callback function.
On May 13, 3:02 am, V <vincenti...@gmail.com> wrote:
> I can't get global variables work, maybe somebody knows the answer
> because this should be very simple.
>
> The following does not work, the price is not available at the end of
> the function in the alert.
>
> function calc_matrix(x, y)
> {
> loc = "index.php?module=product";
>
> var price = 0;
> $.post(loc,
> {
> "request":"xmlhttp",
> "action":"calc_pricematrix",
> "x":x,
> "y":y
> },
> function(data)
> {
> price = Math.round(parseFloat(data)*100)/100;
>
> });
> alert(price);
>
> }
