Does anyone know why a working formula can be broken by Arrayformula?
Below is the formula that is working.
=IFS(
AND(LEN(K:K)=0,LEN(O:O)=0,LEN(S:S)=0),"No Grade",
AND(LEN(K:K)>1,LEN(O:O)=0,LEN(S:S)=0),"1 Grade",
AND(LEN(K:K)>1,LEN(O:O)>1,LEN(S:S)=0),"2 Grade",
AND(LEN(K:K)>1,LEN(O:O)>1,LEN(S:S)>1),"3 Grade")
The result after applying Arrayformula below is "No match" and it applys to 1 cell only.
=ArrayFormula(IFS(
AND(LEN(K:K)=0,LEN(O:O)=0,LEN(S:S)=0),"No Grade",
AND(LEN(K:K)>1,LEN(O:O)=0,LEN(S:S)=0),"1 Grade",
AND(LEN(K:K)>1,LEN(O:O)>1,LEN(S:S)=0),"2 Grade",
AND(LEN(K:K)>1,LEN(O:O)>1,LEN(S:S)>1),"3 Grade"))