Consecutive Character Sequences

Peter Hansen peter at
Thu Jul 14 02:51:42 CEST 2005

Walter Brunswick wrote:
> Is there any way to [efficiently] iterate through a sequence of characters to find N [or more] consecutive equivalent characters?
> So, for example, the string "taaypiqee88adbbba" would return 1 if the number (of consequtive characters) supplied in the parameters 
> of the function call was 2 or 3, because "a", "e", 8, and "b" is repeated 2 or 3 times.

Why would it return 1?  Is that instead of True, or does it represent a 
count of items, or the position of something in the list, or what?


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