Re: Re[4]: [Haskell-cafe] In-place modification

On 7/15/07, Sebastian Sylvan 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).