ISERROR Function (DAX)

Checks whether a value is an error, and returns TRUE or FALSE.

ISERROR(<value>)

Parameters

Property Value/Return Value

TRUE if the value is an error; otherwise FALSE. (BOOL)

Example

The following example calculates the ratio of total Internet sales to total reseller sales. The ISERROR function is used to check for errors, such as division by zero. If there is an error a blank is returned, otherwise the ratio is returned.

= IF( ISERROR(
       SUM('ResellerSales_USD'[SalesAmount_USD])
       /SUM('InternetSales_USD'[SalesAmount_USD])
             )
    , BLANK()
    , SUM('ResellerSales_USD'[SalesAmount_USD])
      /SUM('InternetSales_USD'[SalesAmount_USD])
    )

See Also

Other Resources

Information Functions (DAX)

IFERROR Function (DAX)

IF Function (DAX)