[html5] document.lastModified clarification

Ian Hickson ian at hixie.ch
Wed Sep 3 16:08:21 PDT 2014

On Thu, 28 Aug 2014, Ken Koski wrote:
> According to 
> http://www.whatwg.org/specs/web-apps/current-work/multipage/dom.html#dom-document-lastmodified, 
> if the date and time are not known, "the attribute must return the 
> current date and time". Does current in this case mean the timestamp for 
> when the document was retrieved, or does it mean that 
> document.lastModified is equivalent to "new Date()" whenever the 
> attribute is accessed?

It means "current", i.e. the same as new Date().

> It appears that Firefox uses the first meaning and Chrome uses the 
> latter meaning.

Interesting. I encourage you to file a bug with Firefox, if this is indeed 
the case.

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

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