How do you define order for intersection? Take this for instance: 

my @a = (1,2,3);
my @b = reverse @a;

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The intersection will now be all element in @a (or @b), but in which order?

lodin

In reply to Re: tweaking of perldoc function (sorting/preserving order) by lodin
in thread tweaking of perldoc function (sorting/preserving order) by Anonymous Monk

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