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Posted to microsoft.public.excel.programming
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Invoice Number duplicate Check
See:
http://cpearson.com/excel/NoDupEntry.aspx
In article ,
JOSEPH WEBER wrote:
I have a spreadsheet with a bunch of invoices. Is there a way for me to
check to see if any duplicates exist as i type in the cell. example would be
cell a2 has invoice number 12345, then i type in cell a3 12345 and hit enter
and a messge comes up saying invoice number exists.
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