liorean liorean at
Sun Nov 11 04:11:28 PST 2007

On 11/11/2007, Jonathan Watt <jwatt at> wrote:
> I've noticed that rounding in the reference implementation is implemented using
> IEEE roundTiesToEven, but in browsers .5 values appear to round towards zero.
> Although roundTiesToEven is desirable from a computational point of view,
> there's likely a significant risk that changing to this method could break some
> existing ECMAScript.

That's really serious breakage - books, tutorials, references and real
world code all take for granted that halves alway round up.
David "liorean" Andersson

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