Well now I just feel dumb. That's much better than my while loop, and
simple enough I should have thought of it (I've even done something
like that before). Doh!
-Andy
On 12/21/06, Jim Kremens <[EMAIL PROTECTED]> wrote:
"for (var i:Number = array.length - 1; i >= 0; --i) {
if (!test(array[i])) {
array.splice(i, 1);
}
}"
This is correct and well tested... Look in any of the AS code
libraries and you'll find many variations on this theme.
Jim Kremens
On 12/21/06, T. Michael Keesey <[EMAIL PROTECTED]> wrote:
> Well, easy enough, then:
>
> for (var i:Number = array.length - 1; i >= 0; --i) {
> if (!test(array[i])) {
> array.splice(i, 1);
> }
> }
>
> On 12/21/06, Andy Herrman <[EMAIL PROTECTED]> wrote:
> > Even if it iterates backwards, I don't think I'd trust it. I don't
> > like the idea of relying on an implementation detail of the for-in
> > loop in order to make my stuff work. In general I see for-in loops
> > (any language) as loops that use an arbitrary ordering, and as such
> > you shouldn't rely on any particular ordering for your code to work.
> > I tend to think it's safer to approach things this way, as it protects
> > you from any changes in the implementation details. Just the fact
> > that you're "Not sure about AS3" is reason enough I think.
> >
> > But maybe I'm just paranoid. :)
> >
> > -Andy
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--
Jim Kremens
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