On Wednesday 24 Sep 2008 2:56:43 pm Yoshiki Ohshima wrote:
>   In the image, a ByteString or WideString is a sequence of characters
> that hold Unicode code points.  (Note that a Unicode code point is
> 21-bit.) if all the code in a string fits within 8-bit, we use
> ByteString. if it doesn't it uses WideString
You mean a sequence of code points? Instances of Character hold only one code 
point (value), while some characters need more than one code point (e.g. ksha 
in Devanagari needs three).

Subbu