Countif Function in MS Excel

What Does It Do ?
This function counts the number of items which match criteria set by the user.

Syntax

=COUNTIF(RangeOfThingsToBeCounted,CriteriaToBeMatched)

The criteria can be typed in any of the following ways.

To match a specific number type the number, such as =COUNTIF(A1:A5,100)

To match a piece of text type the text in quotes, such as =COUNTIF(A1:A5,"Hello")

To match using operators surround the expression with quotes, such as =COUNTIF(A1:A5,">100")

Formatting

No special formatting is needed.