[r6rs-discuss] [Formal] String positions and string slices
cph at csail.mit.edu
Tue Apr 10 10:36:37 EDT 2007
Thomas Lord wrote:
> Chris Hanson wrote:
>> Except that the only strong argument for keeping the string interface is
>> historical compatibility.
> I disagree.
> A strong argument for keeping the CHAR type is to have a model
> for encoding units.
Agreed. I'm not suggesting changing the character type.
> Then, a strong argument for keeping the STRING type is that
> a mutable, homogenous, disjoint, arbitrary-size sequence of CHAR
> is a vital abstraction for common I/O operations.
I don't see how "mutable" is vital here, unless you are referring to
implementation of I/O buffers. I don't see that buffering need be done
using the text abstraction; vectors of characters will work fine.
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