Information - ISNUMBER Function
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Description
The ISNUMBER function returns the logical value TRUE if the specified value is a number. Otherwise returns FALSE.
Syntax
ISNUMBER (value)
Arguments
Argument | Description | Required/Optional |
---|---|---|
value | Refers to a number. | Required |
Notes
You can use this function to test the contents of a cell before performing a calculation.
In ISNUMBER, any numeric values that are enclosed in double quotation marks are treated as text and are not converted. For example, ISNUMBER ("19") returns FALSE as "19" is not converted from a text value to a number value.
Applicability
Excel 2007, Excel 2010, Excel 2013, Excel 2016
Example
advanced_excel_information_functions.htm
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