[whatwg] question about Web Storage setItem()'s behavior

Ian Hickson ian at hixie.ch
Wed Aug 12 01:34:36 PDT 2009

On Wed, 12 Aug 2009, ç~Y½ç~_³ä¿~Jå¹³ wrote:
> and, when passed value is undefined (e.g. `setItem("key")`), which
> behavior will be correct?
> On current implementation of browsers, I looked as follows.
> - IE and Firefox raise error, (arguments number is incorrect)
> - Webkit family persist it as string ("undefined")

I believe WebIDL says that a TypeError exception should be thrown, but it 
was not immediately obvious to me how to derive this from the spec.


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

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