What is the IsBlank Function? The IsBlank function is a DAX function in Power BI that checks whether a given value is blank or not. It returns a Boolean value - TRUE if the value is blank, and FALSE if it's not. The IsBlank DAX function in Power BI is a simple yet powerful tool that allows users to identify empty or null values in their data. In this blog post, we will explore the IsBlank function and its usage in Power BI. First, let's define what IsBlank does. The IsBlank function returns TRUE if a given value is empty or null. If the value is not empty, it returns FALSE. This function is useful for filtering data or creating calculated columns based on empty values. ...