From: Brian Candler <b.candler@...>
Date: 2009-08-05T20:14:45+09:00
Subject: Re: Bizarre Range behavior

Yukihiro Matsumoto wrote:
> What if I sprinkle more magic to the language and change String#upto
> to generate numerical sequences when all characters in edges are
> digits, so that
> 
> irb> ("2".."19").to_a
> => ["2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", 
> "14", "15", "16", "17", "18", "19"]
> irb> ("2"..."20").to_a
> => ["2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", 
> "14", "15", "16", "17", "18", "19", "20"]
> 
> Any opinion?

-1 for added complexity with little benefit
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