[m-rev.] for review: mercury implementation of string.m

[Fergus Henderson]

On 19-Jun-2002, Michael Day <mikeday at bigpond.net.au> wrote:
> 
> > This wouldn't be a problem for the C back-end, if one were to restrict
> > update operations to unique strings.  However, the IL back-end does not,
> > I believe, support mutable strings; instead one is expected to use the
> > StringBuilder class, from which one can obtain ordinary strings.
> 
> Does this mean set_char and so forth cannot be implemented for the IL
> back-end?

No.  But they would have to be O(N) rather than O(1).

-- 
Fergus Henderson <fjh at cs.mu.oz.au>  |  "I have always known that the pursuit
The University of Melbourne         |  of excellence is a lethal habit"
WWW: <http://www.cs.mu.oz.au/~fjh>  |     -- the last words of T. S. Garp.
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