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DAX – LEFT Function

LEFT DAX Functions

Returns the specified number of characters from the start of a text string. Its come under Text function Dax category.


LEFT(<Text> , <NumberOfCharacters> )


SNo. Parameter Description
1 Text The text string containing the characters you want to extract.
2 NumberOfCharacters This is Optional, The number of characters you want LEFT to extract.
If omitted, default is 1.

Let’s start with an example:

Step-1: Sample Dataset as below:

Sample Dataset for DAX String Functions

Sample Dataset for DAX String Functions

Step-2: Create New column, right click on Dataset & click on New column.

Create New Column

Create New Column

Step-3: Now write LEFT DAX Function with one parameter, it returns 1 character from left side.

Left_Default = LEFT(Orders[Product Sub-Category])

Step-4: Create one more column & write LEFT DAX Function with two parameter, it returns 5 character from left side.

Left_With_Position = LEFT(Orders[Product Sub-Category],5)

Step-5: Drag both new columns to Table visual & see the output.

LEFT DAX Function

LEFT DAX Function

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