IsNumeric

Returns a Boolean value indicating whether an expression can be evaluated as a number.

Structure

IsNumeric(expression)

Parameters

The expression argument can be any expression.

Description

IsNumeric returns True if the entire expression is recognized as a number; otherwise, it returns False. IsNumeric returns False if expression is a date expression.

Example

The following example uses the IsNumeric function to determine whether a variable can be evaluated as a number:

Dim MyVar, MyCheck

MyVar = 53 ' Assign a value.

MyCheck = IsNumeric(MyVar) ' Returns True.

MyVar = "459.95" ' Assign a value.

MyCheck = IsNumeric(MyVar) ' Returns True.

MyVar = "45 Help" ' Assign a value.

MyCheck = IsNumeric(MyVar) ' Returns False. |