DAX Function Guide
HASONEVALUE
Sam McKay
CEO & Founder
How does the HASONEVALUE work?
HASONEVALUE Formula Syntax
HASONEVALUE(<columnName>)
How do you use the HASONEVALUE?
An equivalent expression for HASONEVALUE() is COUNTROWS(VALUES(<columnName>)) = 1
.
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Considerations when using the HASONEVALUE?
HASONEVALUE() allows you to identify if your expression is being evaluated in the context of a single value for columnName.
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Formula examples using the HASONEVALUE
=IF(HASONEVALUE(DateTime[CalendarYear]),SUM(ResellerSales_USD[SalesAmount_USD])/CALCULATE(SUM(ResellerSales_USD[SalesAmount_USD]),DateTime[CalendarYear]=2007),BLANK())
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