1/1000 is a periodic number in binary like 1/3 is in decimal. As such, it can't be represented exactly in a floating point number.

By the way, FILEHANDLER should be FILEHANDLE. It's a handle (something you hold on to), not a handler (code that handles an event).

In reply to Re: printf rounding issue by ikegami
in thread printf rounding issue by vishy_acts

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