Several ways

=DAY(DATE(YEAR(A1),MONTH(A1)+1,0))

or with Analysis Toolpak

=DAY(EOMONTH(A1,0))

or my favorite for unintelligibility!

=DAY(A1-DAY(A1)+32-DAY(A1-DAY(A1)+32))



"jim sturtz" wrote:


ie, if a a1 has 10/9/6 as a date, then month will give me the numeric month
into say a2, need to now how to find 31 into a3 or
" 4/6/6 "
30 "

thanks.

jim