ES accessor usage guidelines (Was: Map/Set.prototype.size)

Brendan Eich brendan at
Mon Oct 15 14:41:00 PDT 2012

Yehuda Katz wrote:
>     * get/set accessor may have effects on 'set' (see the DOM) but
>     only on the receiver object (and unobservably, any children that
>     become garbage, e.g. when trimming .length on an array-like).
> DOM methods like `innerHTML=` seem to violate this particular wording 
> (but perhaps not the spirit?)

Definitely the spirit!

That's one of those "children become garbage" cases, unless I 
misunderstand your point. "The receiver" for .innerHTML includes all 


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