Arc Forum | So is an empty list. So is boolean false.

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2 points by rocketnia 3830 days ago | link | parent

So is an empty list. So is boolean false.

2 points by thaddeus 3830 days ago | link

Yeah, but practically speaking:

  (aif (get-account-balance)
       (if (>= it 0)
           (disp it)
           (err "ouch"))
       (start-new-account))

Zero is really just as common as any other data, so why not make 1 or 2 false-y?

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