Originally Posted by
Paul Lautman
DarkByte wrote:
> I'm assuming you'd want to use =AND(..) instead of =OR(...) as Paul
> suggested.
>
> "Paul Lautman" wrote:
>
>> madbloke wrote:
>>> I'm currently checking for duplicate entries in a sheet by using
>>> data validation - =ISNA(VLOOKUP($C53,RANGE1,1,FALSE)), so that if a
>>> duplicate is entered, it brings up an error message.
>>>
>>> What I want to do is extend this to include other ranges i.e.
>>> =ISNA(VLOOKUP($C53,RANGE1 RANGE2 RANGE3 etc,1,FALSE))
>>>
>>> Is this possible? And if so, how? I've tried commas, semicolons,
>>> colons, but nothing seems to work.
>>
>> =OR(ISNA(VLOOKUP($C53,RANGE1,1,FALSE)),
>> ISNA(VLOOKUP($C53,RANGE2,1,FALSE)),
>> ISNA(VLOOKUP($C53,RANGE3,1,FALSE)))
Oops!
Bookmarks