Re: Storage 'length' and enumeration

On Tue, 28 Apr 2009, John J. Barton wrote:
>
> Hi. I work on Firebug, a web page debugger for Firefox 
> (http://getfirebug.com).
> 
> In attempting to show developers relevant information about all objects 
> in their program I was trying to display window.sessionStorage. In the 
> process I read the document http://dev.w3.org/html5/webstorage/. I found 
> the document unnecessarily confusing because it uses the property 
> 'length' for Storage. This is the same property used by Javascript Array 
> type, but Storage is not an array and you cannot enumerate the elements 
> of the Storage object |s| using
>   for(var i = 0; i < s.length; i++)...

This is in fact possible.


> Using the term "enumeration" to mean "property enumeration" is also 
> confusing, but I suppose ECMA script made that mistake too long ago.

I'm just following WebIDL's terminology here.

-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'

Received on Tuesday, 28 April 2009 21:40:11 UTC