You'll never guess what it is in Perl 6https://twitter.com/noneuclideangrl/status/1030623135110844416 …
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I hadn't used Perl in over a decade, so I looked it up on Stack Overflow before saying anything. The various options proposed in the discussion are... interesting:https://stackoverflow.com/questions/7406807/find-size-of-an-array-in-perl …
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