Shopping cart library and input field formating

[eluser]jmadsen[/eluser]
At first glance, lines 161 & 332 use a preg_replace to strip non-numerics, including decimals.

If you extend & change those to:

Code:

$items['qty'] = trim(preg_replace('/([^0-9\.])/i', '', $items['qty']));

I think it should work for you.