Excel ISERROR Function

This Excel Tutorial demonstrates how to use the Excel ISERROR Function in Excel to test if a cell results in an error, with formula examples.

ISERROR Function Description:

The ISERROR Function Test if cell value is an error. Returns TRUE or FALSE.

Formula Examples:

iserror function examples

Example Formula Result
Blank =ISERROR(C5) False
Text =ISERROR(C6) False
Number =ISERROR(C7) False
#N/A Error =ISERROR(C8) True
Other Error =ISERROR(C9) True

Syntax and Arguments:

The Syntax for the ISERROR Formula is:

Function Arguments ( Inputs ):

value – The test value

Additional Notes

Enter the cell reference.

ISERROR returns TRUE if the cell contains any error. Alternatively, you can use the ISERR Function to ignore #N/A when testing for errors (returns FALSE).

ISERROR Examples in VBA

You can also use the ISERROR function in VBA. Type:
For the function arguments (value, etc.), you can either enter them directly into the function, or define variables to use instead.

Return to the List of all Functions in Excel

How to use the ISERROR Function in Excel:

To use the AND Excel Worksheet Function, type the following into a cell:
After entering it in the cell, notice how the AND formula inputs appear below the cell:
iserror formula syntax
You will need to enter these inputs into the function. The function inputs are covered in more detail in the next section. However, if you ever need more help with the function, after typing “=ISERROR(” into a cell, without leaving the cell, use the shortcut CTRL + A (A for Arguments) to open the “Insert Function Dialog Box” for detailed instructions:
how to use the iserror function in excel

For more information about the ISERROR Formula visit the
Microsoft Website.

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