Adobe position paper on the ECMAScript 4 proposal space -- decimal
peter.hall at memorphic.com
Wed Feb 27 10:25:45 PST 2008
Was decimal ruled out as its own type?
On Wed, Feb 27, 2008 at 5:58 PM, Brendan Eich <brendan at mozilla.org> wrote:
> On Feb 27, 2008, at 5:33 AM, Lars Hansen wrote:
> > None of the above speaks to the possibility that "decimal" might be
> > a distinct data type in the language, of course, along with
> > "double" and "int" and "uint". Such a data type would in our
> > opinion not be a poor fit for ES4, and as your own writings
> > demonstrate, there are good use cases for it. We think a few of
> > our customers, and probably a few users on the web, would find the
> > data type useful.
> I agree with what Lars wrote, except here I think the value of a
> hypothetical (possibly mythical) "big red switch" is understated.
> That most dup'ed JS bug in buzilla.mozilla.org,
> still collects dups at a good clip. There was even a recent variation
> complaining about mantissa binary precision limits, but that's not
> the common problem. The common problem is that you can't do "dollars
> and cents" or "pounds and pennies" arithmetic and get the "right
> js> 74.96-39.96
> This is not a problem for only a "few users on the web". I wish we
> could fix it. But the big red switch can't be on the side of the
> whole browser, or even the current tab or window (and all its
> subsidiary frames or iframes or popups).
> Mike, have you any experience with mixed mode (due to mixed code)
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