Solved

Unique values per column in EXCEL.

Posted on 2001-08-30
4
501 Views
Last Modified: 2006-11-17
How can get EXCEL to validate that input values in a column are unique?

Thanks,

Jeff
0
Comment
Question by:jwstairs
  • 2
4 Comments
 
LVL 22

Accepted Solution

by:
ture earned 100 total points
ID: 6440425
Jeff,

To Allow only unique values in column A, do this:

1. Select column A
2. Data - Validation
3. Allow: Custom
   Formula: =COUNTIF(A:A,A1)=1
4. Click "OK"

Ture Magnusson
Karlstad, Sweden
0
 
LVL 2

Expert Comment

by:nfernand
ID: 6440502
Recorcocholis Batman.... nice answer Ture.
0
 

Author Comment

by:jwstairs
ID: 6442407
Many thanks.  I knew it could be done but I'm sure I wouldn't have found that.

Jeff

Brussels, Belgium
0
 
LVL 22

Expert Comment

by:ture
ID: 6443800
You are welcome, Jeff! I'm glad that I could help you with this.

/Ture
0

Featured Post

NAS Cloud Backup Strategies

This article explains backup scenarios when using network storage. We review the so-called “3-2-1 strategy” and summarize the methods you can use to send NAS data to the cloud

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Have you ever had the experience that you had to follow 10 steps over and over again every time when you need to nicely forward an important email to your manager? Fear no more! With the help of the Quick Steps feature in Outlook 2010, your old chor…
In case Office 2010 has not been deployed in your environment, this article may be quite useful. In our office, we wanted a way to deploy Microsoft Office Professional Plus 2010 through an automated batch file via logon script. This article is docum…
The viewer will learn how to  create a slide that will launch other presentations in Microsoft PowerPoint. In the finished slide, each item launches a new PowerPoint presentation and when each is finished it automatically comes back to this slide: …
Access reports are powerful and flexible. Learn how to create a query and then a grouped report using the wizard. Modify the report design after the wizard is done to make it look better. There will be another video to explain how to put the final p…

773 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question