ISNUMBER Function
Checks whether a value is a number, and returns TRUE or FALSE.
Syntax
ISNUMBER(<value>)
Parameters
Term |
Definition |
|---|---|
value |
The value you want to test. |
Property Value/Return Value
TRUE if the value is numeric; otherwise FALSE.
Example
The following three samples show the behavior of ISNUMBER.
//RETURNS: Is number
=IF(ISNUMBER(0), "Is number", "Is Not number")
//RETURNS: Is number
=IF(ISNUMBER(3.1E-1),"Is number", "Is Not number")
//RETURNS: Is Not number
=IF(ISNUMBER("123"), "Is number", "Is Not number")