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Use of Countif Value

We know that Countif formula is of form



This formula can also be used to find duplicate value

=countif(RAnge,SELECT ONE CELL)

If there are unique values (no duplicate) ,it will show 1

if there are 2 values,it wil show 2

if there are 3 values,it wil show 3





Here,in custom field,we can put following COUNTIF Formula

COUNTIF(Select Range, Select Range in Criteria)=1

Note:-While selecting range ,we have to press F4



Prepare Data Validation on column so that no duplicate Bill No entered in columns

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Find Duplicate Values Using Data Validation - Data Validation

  1. Accounts Tax
  2. Excel
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About the Author

CA Maninder Singh's photo - Expert in Practical Accounts, Taxation and Efiling
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 8 years. He provides courses for Practical Accounts, Taxation and Efiling at teachoo.com .