Forum Discussion
Regina_Henschel
Mar 13, 2026Copper Contributor
Looking for use cases of function TYPE
What do you use the TYPE function for? I’m not looking for a general explanation of what the TYPE function can do—I already know that. For example, why do you use the TYPE function instead of functio...
Regina_Henschel
Mar 14, 2026Copper Contributor
So you do not use TYPE directly in the sheet, but inside a named expression that is intended to be used by someone else?
Patrick2788
Mar 15, 2026Silver Contributor
That's the short of it.
The ability to supply functions like this ETA arrangement for example:
=BYROW(array,SUM)
Is a recent change from how things have been for a long time. This same ETA arrangement can be used in Lambdas and that's where TYPE comes in to check the input.