Which explains why the Object is not being taken as an Array. typeof obj.splice === 'function'
that condition is failing. Correctly too an object is not an Array. On Sat, Jan 3, 2009 at 4:54 PM, John J Barton <[email protected]>wrote: > > Sorry, I was just trying to summarize. The actual test is: > if (isFinite(obj.length) && typeof obj.splice === 'function') > > jjb > > On Jan 3, 8:22 am, "Brian Di Palma" <[email protected]> wrote: > > 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. > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Firebug" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/firebug?hl=en -~----------~----~----~----~------~----~------~--~---
