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Am attempting to set up database in Excel and need to format one column so
that it does not accept duplicate entries through the column? |
#2
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Posted to microsoft.public.excel.worksheet.functions
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Select the column, in this example, column A.
Select Data | Validation... | Settings tab | Allow: Custom and put the folowing formula in the Formula box: =COUNTIF($A:$A,$A1)<2 You will now not be able to create a duplicat entry in column A Regards Trevor "Selina" wrote in message ... Am attempting to set up database in Excel and need to format one column so that it does not accept duplicate entries through the column? |
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