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Posted to microsoft.public.excel.worksheet.functions
Harlan Grove Harlan Grove is offline
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Default Count if not a number

"Peo Sjoblom" wrote...
Or the more generic

=COUNT(AI7:AT7)=COLUMNS(AI7:AT7)

....

More generic still,

=COUNT(rng)=COLUMNS(rng)*ROWS(rng)

=COUNTIF(rng,"=")+COUNTIF(rng,"*")=0

=AND(ISNUMBER(rng)) [array formula]