That's not an Array it's an object. For a native Array length is controlled
for you and splice() is provided to you.
[] === Array
{} === Object
On Sat, Jan 3, 2009 at 7:03 AM, Garrett Smith <[email protected]>wrote:
>
> On Fri, Jan 2, 2009 at 9:28 PM, John J Barton
> <[email protected]> wrote:
> >
> > Any Javascript object with 'length' and 'splice' should format as an
> > array. If not please report a bug.
>
> Using Firebug 1.2.1, an object with properties |length| and |splice|
> is not formatted the same as an Array.
> Example:
> >>> ({splice:1, length:2, '0':0, '1':1, '2':2})
> Object splice=1 length=2
> >>> [0,1,2]
> 0,1,2
>
> Please describe how an array is to be formatted so that a bug can be filed.
>
> Thanks,
>
> Garrett
>
> > jjb
> >
> > On Jan 2, 11:09 am, Danny <[email protected]> wrote:
> >> Thanks; that makes sense. But Firebug also changed the way it displays
> >> true arrays. Arrays of simple types like [1,2,3] are listed; arrays
> >> that contain objects are displayed as "Object". console.dir() helps,
> >> but it was nice to have it all in one line.
> >>
> >> Danny
> >>
> >> On Jan 2, 12:46 pm, John J Barton <[email protected]> wrote:
> >>
> >> > jQuery('div') is not an array. It has length but not splice. So
> >> > Firebug does not format it as an array.
> >>
> >> > In Javascript, the line between what is an array and what is not an
> >> > array is unclear. After many versions the current test in Firebug
> >> > requires an array to have 'length' and 'splice'. Earlier versions of
> >> > Firebug only required 'length', but that caused some objects to be
> >> > formatted as arrays that did not have numerical indexes.
> >>
> >> > jjb
> >>
> >> > On Jan 1, 10:10 pm, Danny <[email protected]> wrote:
> >>
> >> > > Has anyone else using jQuery noticed that Firebug before 1.2 would
> >> > > treat console.log(jQuery('div')) as an array and list all the
> matched
> >> > > elements on the console, so you could mouse over the list and
> >> > > highlight the elements, or right-click and scroll into view etc.,
> but
> >> > > now it just lists "Object length=13" and you need to click on that,
> >> > > then you get a vertical list that you need to scroll through. The
> old
> >> > > way was more helpful, I think.
> >>
> >> > > Workaround: console.log.apply(console, jQuery('div').get()) comes
> >> > > close to reproducing the old behavior.
> >>
> >> > > I'll crosspost this on the jQuery list.
> > >
> >
>
> >
>
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