(Update 3/25/2009: See Time Difference Testing for an updated version of the code found below.)

In the spirit of my last post Calculate Working Days Minus Holidays in VBA, here is a function I wrote recently that returns the number of working hours between two date/time values passed to the function as arguments. It is self-contained and works independently of whatever existing code you have, so it is a true "drop-in" code you can use anywhere you need it.

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