=sum(countif... array formula but only for non empty cells

joshman108

Active Member
Joined
Jul 6, 2016
Messages
310
Functionally, this is working and doing what I need:
={SUM(COUNTIF(B:AO,B1:AO1))}

It's just really slow because I have 9000 rows and this is being dragged down. It would probably take hours to calculate. I'm assuming it's slow because it's taking empty cells into account as in general, only about 1/3 of all cells b1:ao1 (and on all other rows) actually have values. The rest are blank. What's the fastest way of accomplishing my formula without the major calculation time - which I'm assuming is because it's searching blank cells which I don't actually need to be searching, since they're blank?

I tried something like this:

=SUM(COUNTIF(B:AO,IF(B1:AO1="","",B1:AO1)))

but that doesn't work :p
 
Last edited:

Excel Facts

How to calculate loan payments in Excel?
Use the PMT function: =PMT(5%/12,60,-25000) is for a $25,000 loan, 5% annual interest, 60 month loan.
You could try:

=SUM(IF(B1:AO1="",0,COUNTIF(B:AO,B1:AO1)))
with Control+Shift+Enter,

but I don't know how much that will help.
 
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