LOWER DAX Function (Text)

Converts all letters in a text string to lowercase.

Syntax

LOWER ( <Text> )
Parameter Attributes Description
Text

The text you want to convert to lowercase. Characters that are not letters are not changed.

Return values

Scalar A single string value.

Text in lowercase.

» 1 related article
» 1 related function

Examples

--  UPPER and LOWER convert their only argument in uppercase or lowercase, respectively
DEFINE 
    VAR Val = "DAX is so cool!"
EVALUATE
{
    ( "Original = " &      Val   ),
    ( "UPPER = " & UPPER ( Val ) ),
    ( "LOWER = " & LOWER ( Val ) )
}
Value
Original = DAX is so cool!
UPPER = DAX IS SO COOL!
LOWER = dax is so cool!

Related articles

Learn more about LOWER in the following articles:

  • Letter case-sensitivity in DAX, Power BI and Analysis Services

    Power BI and Analysis Services are case-insensitive by default.Lowercase letters are identical to uppercase letters.This is mostly a good choice, but it also comes with unexpected consequences. In this article, we run through a set of queries to understand what to be aware of when working with a mixture of lowercase and uppercase strings in DAX. » Read more

Related functions

Other related functions are:

Last update: Dec 4, 2024   » Contribute   » Show contributors

Contributors: Alberto Ferrari, Marco Russo, Kenneth Barber

Microsoft documentation: https://docs.microsoft.com/en-us/dax/lower-function-dax

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Context Transition

This function performs a Context Transition if called in a Row Context. Click to read more.

Row Context

This expression is executed in a Row Context. Click to read more.

Iterator

Not recommended

The use of this function is not recommended. See Remarks and Related functions for alternatives.

Not recommended

The use of this parameter is not recommended.

Deprecated

This function is deprecated. Jump to the Alternatives section to see the function to use.

Volatile

A volatile function may return a different result every time you call it, even if you provide the same arguments. Click to read more.

Deprecated

This parameter is deprecated and its use is not recommended.

DirectQuery compatibility

Limitations are placed on DAX expressions allowed in measures and calculated columns.
The state below shows the DirectQuery compatibility of the DAX function.

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