[ic] Currency Conversion Floating Point Errors?
paul at gishnetwork.com
Thu Feb 26 00:57:25 UTC 2009
From: "Jake DiBella" <jake at geton.ca>
Sent: Wednesday, February 25, 2009 1:39 PM
To: <interchange-users at icdevgroup.org>
Subject: [ic] Currency Conversion Floating Point Errors?
> Hi All,
> Recently, I've been getting some strange rounding errors when applying
> currency conversion to products. I have a product priced at $300.00 USD,
> and I'm applying a 5% tax to it. When done using USD, the amount
> correctly gets calculated as $15.00. Upon entering a Canadian address,
> and after changing the State/Province dropdown accordingly, the new price
> is incorrect. The prices are as follows:
> US PRICING
> Price: $300.00
> GST (5%): $15.00
> CANADIAN PRICING
> Price: $333.33
> GST (5%): $18.52
> http://www.paste.me.uk/1263.html - Shopping Cart code
> http://www.paste.me.uk/1264.html - PriceDivide settings
> http://www.paste.me.uk/1265.html - State table excerpt
> I think the issue is caused by a floating point rounding error occurring
> in the [currency] tag, but I don't know how to go about fixing this. Can
> anyone help?
I have not seen you post yet so I'll just archive the answer for us. On IRC
we found it was his use of the [currency] tag on line #6 here:
http://www.paste.me.uk/1263.html - Shopping Cart code
Basically it was converting the levy amount twice.
For Print, Web, and Life
More information about the interchange-users