I agree with this, but it might be too late to make this change. The problem is that if we returned an Array object, it would not have a .item function, which the currently returned NodeList has.
I guess we could return a Array object and add a .item function to it. / Jonas On Sun, Aug 21, 2011 at 10:52 AM, Julien Richard-Foy <jul...@richard-foy.fr> wrote: > Since Javascript 1.6, a lot of useful collection functions are defined for > Array [1]. Unfortunately, they can’t be used directly with results returned by > .querySelectorAll, or even .getElementsByTagName since these functions return > NodeLists. > I understand the DOM API is defined without a language in mind, but these > collection functions are really useful, easy to implement and already > available in most mainstream languages. Therefore, why not create a base > Traversable type which would be implemented by all collection types (like > NodeList) and which would provide the so useful bunch of iteration methods? > Are there some issues or drawbacks I did not think of? > > Regards, > Julien > > [1] > https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array#Iteration_methods > > >
