Use of Countif Value

We know that Countif formula is of form

=COUNTIF(RANGE,CRITERIA)

 

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

Example

 

 

 

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

 

Q6

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

 Download and try 

Find Duplicate Values Using Data Validation - Data Validation

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CA Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years. He also provides Accounts Tax GST Training in Delhi, Kerala and online.