MS Excel: How to use the ISNUMERIC Function (VBA)
This Excel tutorial explains how to use the Excel ISNUMERIC function with syntax and examples.
Description
The Microsoft Excel ISNUMERIC function returns TRUE if the expression is a valid number. Otherwise, it returns FALSE.
The ISNUMERIC function is a built-in function in Excel that is categorized as an Information Function. It can be used as a VBA function (VBA) in Excel. As a VBA function, you can use this function in macro code that is entered through the Microsoft Visual Basic Editor.
Syntax
The syntax for the ISNUMERIC function in Microsoft Excel is:
IsNumeric( expression )
Parameters or Arguments
- expression
- It is a variant to be evaluated as a number.
Returns
The ISNUMERIC function returns TRUE if the value is a valid number.
The ISNUMERIC function returns FALSE if the value is not a valid number.
Applies To
- Excel for Office 365, Excel 2019, Excel 2016, Excel 2013, Excel 2011 for Mac, Excel 2010, Excel 2007, Excel 2003, Excel XP, Excel 2000
Type of Function
- VBA function (VBA)
Example (as VBA Function)
The ISNUMERIC function can only be used in VBA code in Microsoft Excel.
Let's look at some Excel ISNUMERIC function examples and explore how to use the ISNUMERIC function in Excel VBA code:
IsNumeric(786) Result: TRUE IsNumeric("Tech on the Net") Result: FALSE IsNumeric("234") Result: TRUE IsNumeric("123abc") Result: FALSE
For example:
Dim LValue As Boolean LValue = IsNumeric("Tech on the Net")
In this example, the variable called LValue would contain FALSE as a value.
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