From: Roger Pack <rogerpack2005@...>
Date: 2010-08-20T00:58:20+09:00
Subject: Re: Is this a bug of String#count?

Ruohao Li wrote:
> Roger Pack wrote:
>>>>> s = "a\u4e00"
>> 
>>>>> s.count("^a")
>>> => 0
>>> 
>>> Why the above result is 0 not 1? After all there are 2 characters
>>> in the string s. Is this a bug of String#count?
>> 
>> count returns the sum of occurrences of characters.  I don't see any ^a 
>> in the original string...
> 
> But according to the documentation, "Any _other_str_ that starts with a 
> caret (^)
> is negated", thus the following behavior:

Probably because non-ASCII aren't counted as /\w/ matching anymore.  You 
might want to ping core to see if it is expected or not.
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