how to define duplicated values in the column

[Oleg]

How to define duplicated values in the colum

 

[Frank Kabel]

Hi
not sure what you're trying to do but have a look at
http://www.cpearson.com/excel/duplicat.htm#TaggingDuplicate
s

 

[JE McGimpsey]

See

http://cpearson.com/excel/duplicat.htm