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2 points by aw 5517 days ago | link | parent

Maybe a function like 'only', but which defaults to 0 instead of nil?

  (def default0 (f)
    (fn args (if (car args) (apply f args) 0)))

  arc> (default0.int "123")
  123
  arc> (default0.int nil)
  0


1 point by rocketnia 5516 days ago | link

You could even name it "0nly", with a zero. ^_^ That could be a bit deceptive, though.

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