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Asked: 2026-05-12T20:50:32+00:00

Re: http://msdn.microsoft.com/en-us/library/system.io.file.exists.aspx Does anyone know if this is a particularly slow or locking operation

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Re: http://msdn.microsoft.com/en-us/library/system.io.file.exists.aspx

Does anyone know if this is a particularly slow or locking operation which could impact server performance in a large environment?

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  1. Editorial Team

    Locking no. Slow, depends on what you’re comparing it to. It’s fairly cheap as far as I/O goes, but I/O is generally slow overall compared to other operations. So, if you must use it, it won’t hurt too bad. However, I’d try not to call it more times than is truly necessary! 🙂

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