It's not part of the analysis toolpak--it's built directly into excel.

But except for xl2k, it's never been documented in excel's help.

Chip Pearson has some very nice notes at:
http://www.cpearson.com/excel/datedif.htm




shaji wrote:

I am using excel2003 and installed analysis toolpack in the addin also. But
when I am looking for DATEDIF function, the same is not showing. can any one
help me to install the DATEDIF function in the excel

shaji

--

Dave Peterson