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3 points by araujo 6162 days ago | link | parent

I also find the single letter 'o' kind of confusing.

I like the mnemonic 'opt?' keyword:

   (def inc (n (opt? z 1))
    (+ n z))
Well, just my 2 cents


2 points by lojic 6161 days ago | link

In that case, I'd vote for &opt

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1 point by gmosx 6160 days ago | link

I like opt? and ?

o is confusing and not very readable

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