> if(1 && map)
> win.debug("map exists 3")
> if(not not map)
> win.debug("map exists 4")
>
Map handles are not numbers. The results of using && or not with
something that is not a number is zero. This explains what you get.
One could argue that a non-numeric string should be treated as non-
zero by &&, ||, not; perhaps I will change this.
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