Re: JavaScript vars question

Mike Williams wrote:
> My understanding is that IE uses, and has always used, a "mark and
> sweep" garbage collector. The only reference-counting garbage collector
> was in the Javascript 1.1 interpreter in Netscape 3.

Not being privy to the IE source code we can only infer what they are
doing by it's behavior.

The fact the circular references *do* cause memory leaks in IE implies
some form of reference counting, at least for "external objects" (e.g.
DOM nodes and ActiveX objects).

--Mike