The needful can be achieved using the COUNTIF function. You could either count the frequency of duplicates in Excel or the order of their occurrence in Excel. Count the frequency of duplicate values ...

Array constants can only contain text in double quotes, plain numbers (no currency symbols or percent signs), or Boolean ...

The syntax for counting the number of unique values from a list of a column using the array formula is as follows: =SUM(IF(COUNTIF(<first cell from which you count the number of unique values>:<last ...

Use Excel data validation to prevent duplicate values in a column Your email has been sent Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in ...

How to use the UNIQUE() function to return a count of unique values in Excel Your email has been sent The TechRepublic article How to create a sorted unique list in an Excel spreadsheet shows you how ...