Donald Arseneau wrote:Good question. I don't have a good answer though. Instead, I'd start by
> Is there an efficient command for testing equality of whole lists?
focussing on the issue of what equality of lists actually means. After
all, you want to have the right type of equality, yes? :^)
> I have been using [string equal] which, despite the shimmering,And it seems you're taking the same sort of approach that I do. :^)
> is much faster than element-by-element comparison in a [foreach]
> loop. Also, [string equal] is inappropriate for lists of numbers.
> I could really go for a comparison that compares each element
If you have lists of strings, it might be fastest to do one of these:
Otherwise you have to do an element-wise comparison. For example, here's
For general numeric values, that's probably optimal. (And no, this isn't
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