ISERROR

Checks whether a value is an error.

Sample Usage

ISERROR(A2)

ISERROR(A1/A2)

IF(ISERROR(VLOOKUP(B1, A1:A100, 1, FALSE)), "Result not found", VLOOKUP(B1, A1:A100, 1, FALSE))

Syntax

ISERROR(value)

• value - The value to be verified as an error type.

  • ISERROR returns TRUE if value is any error, including #DIV/0!, #N/A, #NAME?,#NULL!, #NUM!, #VALUE!, and #REF!.

Notes

• ISERROR returns TRUE on any error, unlike ISERR, which returns TRUE on all errors except for #N/A. Ensure that the correct call is used.
• This function is most often used in conjunction with IF in conditional statements.

See Also

ISTEXT: Checks whether a value is text.

ISREF: Checks whether a value is a valid cell reference.

ISODD: Checks whether the provided value is odd.

ISNUMBER: Checks whether a value is a number.

ISNONTEXT: Checks whether a value is non-textual.

ISNA: Checks whether a value is the error #N/A.

ISLOGICAL: Checks whether a value is TRUE or FALSE.

ISEVEN: Checks whether the provided value is even.

ISERR: Checks whether a value is an error other than #N/A.

ISBLANK: Checks whether the referenced cell is empty.

IF: Returns one value if a logical expression is TRUE and another if it is FALSE.

Examples