NOT function

Reverses the value of its argument. Use NOT when you want to make sure a value is not equal to one particular value.

Syntax

NOT(logical)

Logical     is a value or expression that can be evaluated to TRUE or FALSE.

Remark

If logical is FALSE, NOT returns TRUE; if logical is TRUE, NOT returns FALSE.

Example

The example may be easier to understand if you copy it to a blank worksheet.

ShowHow to copy an example

  1. Create a blank workbook or worksheet.
  2. Select the example in the Help topic.

 Note   Do not select the row or column headers.

Selecting an example from Help

Selecting an example from Help
  1. Press CTRL+C.
  2. In the worksheet, select cell A1, and press CTRL+V.
  3. To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.
 
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A B
Formula Description (Result)
=NOT(FALSE) Reverses FALSE (TRUE)
=NOT(1+1=2) Reverses an equation that evaluates to TRUE (FALSE)
 
 
Applies to:
Excel 2007