[OE-core] why does BBFILE_COLLECTIONS get assigned with "+="?
Robert P. J. Day
rpjday at crashcourse.ca
Thu Aug 25 11:08:05 UTC 2016
On Thu, 25 Aug 2016, Robert P. J. Day wrote:
>
> not sure why i never noticed this before, but why do layers *append*
> to BBFILE_COLLECTIONS rather than just assigning the layer name with a
> simple assignment? is this just to allow alternate names for the same
> layer? can't believe this is the first time i ever noticed this. is
> there an actual example where this is being used?
never mind ... just realized that variable represents the *entirety*
of the BBFILEs, not just for that layer. duh.
rday
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Robert P. J. Day Ottawa, Ontario, CANADA
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