FIRSTNONBLANK function


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Description

Returns the first value in the column filtered by the current context, where the expression is not blank.

Syntax

FIRSTNONBLANK (<column>, <expression>) 

Parameters

Sr.No. Parameter & Description
1

column

A column expression.

2

expression

An expression evaluated for blanks for each value of column.

Return Value

A table containing a single column and single row with the computed first non-blank value.

Remarks

The dates parameter can be any of the following −

  • A reference to a date/time column.

  • A table expression that returns a single column of date/time values.

  • A Boolean expression that defines a single-column table of date/time values.

Constraints on Boolean expressions −

  • The expression cannot reference a calculated field.

  • The expression cannot use CALCULATE function.

  • The expression cannot use any function that scans a table or returns a table, including aggregation functions.

However, a Boolean expression can use any function that looks up a single value, or that calculates a scalar value.

Example

= FIRSTNONBLANK (Sales [Sales Amount], MIN (Sales [Date])>3/31/2015) 
dax_functions_time_intelligence.htm

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