IsNumeric Function

Description

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

Syntax

IsNumeric(expression)

The required expression argument is a Variant containing a numeric expression or string expression.

Remarks

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.

See Also

IsArray function, IsDate function, IsEmpty function, IsError function, IsMissing function, IsNull function, IsObject function, TypeName function, Variant data type, VarType function.

Example

This example uses the IsNumeric function to determine if a variable can be evaluated as a number.

Dim MyVar, MyCheck
MyVar = "53"                                    ' Assign value.
MyCheck = IsNumeric(MyVar)                ' Returns True.

MyVar = "459.95"                            ' Assign value.
MyCheck = IsNumeric(MyVar)                ' Returns True.

MyVar = "45 Help"                            ' Assign value.
MyCheck = IsNumeric(MyVar)                ' Returns False.