[Haskell-cafe] In-place modification

[Hugh Perkins]

On 7/15/07, Sebastian Sylvan <sebastian.sylvan at gmail.com> wrote:
>
> Surely you can remove the read here, and just always do the write?
>
>
Ah you'd think so, but if it's anything like the C# version, strangely that
would be slower.  In his last message Don explains that this is because the
write dirties the cache, which is a Bad Move (tm).
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