On Fri, Aug 15, 2008 at 12:22 AM, Michael Haufe [EMAIL PROTECTED] wrote:
I apologize if this issue was discussed already, I've been unable to
find an answer after a few hours of digging and Googling.
I was watching some old SICP videos and translating some of the code
into JavaScript to see
Here are some more comments on iteration in ES4; still more to come.
=== for-each on Array objects ===
The planned behavior, as far as I can discern it, is like this:
- Properties will be visited in the order they were added.
- Enumerable properties of Array.prototype will be visited.
The iterator proposal:
http://wiki.ecmascript.org/doku.php?id=proposals:iterators_and_generators
is out of date or seems contradictory in several places:
* Do implementations have to provide the primitives in the magic
namespace?
In one place, the proposal says, The magic::getEnumerableIds
On 2008/4/10, Lars Hansen [EMAIL PROTECTED] wrote:
Here's the first draft explaining how enumeration works in ES4.
* It's unclear which parts of this, if any, are intended to be
normative.
* Are the terms enumeration, iteration, and itemization defined
somewhere? Even if they are, I can't
On Fri, Mar 28, 2008 at 10:32 PM, Brendan Eich [EMAIL PROTECTED] wrote:
This is a long-ish case for including generators in ES4 as proposed.
[...]
Here's a brief case: generators let you factor a complex loop,
dividing the value-producing part from the value-consuming part.
Neither part has to
On Mon, Mar 24, 2008 at 9:43 PM, Darryl [EMAIL PROTECTED] wrote:
typeof(1) == number
typeof(new Number(1)) == object
[...]
Will these be made uniform in JS2?
No, it would be a pretty big breaking change from ES3. ES4 is
considering several small breaking changes, but nothing this major.
I
On Jan 31, 2008 5:08 PM, Mark Filipak [EMAIL PROTECTED] wrote:
What I have to write now:
getFirstChildOfElementWithTagName(Papa, 'baby');
If you're not writing something like $(baby:first, Papa), you're
missing out on what the language already has to offer.
-j
On 7/15/07, Alexandre Bergel [EMAIL PROTECTED] wrote:
The notion of namespace of ECMA 4 is very interesting. I spent some
time in reading the new javascript description [1]. I try to
understand whether a stack of namespace is present or not at
runtime. [...]
Thanks for the question. You're