DAX Information - ISBLANK function

Description

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

Syntax

ISBLANK (<value>) 

Parameters

Return Value

TRUE or FLASE.

Example

= if (ISBLANK([Athlete]), "Name Missing", [Athlete]) 

This DAX formula returns a column of values – with Athlete name, if present and with the text string Name Missing, otherwise.