Duration.Days Function in Power Query

The Duration.Days function returns the days portion of a duration.

Syntax

Duration.Days(duration as nullable duration) as nullable number

• duration: The input, which must be a duration type (e.g., created with #duration(days, hours, minutes, seconds)).
Returns: It returns an integer specifies the number of days from the duration.

Example: Get the Days portion from the duration value.

Power Query M

let
    source = Duration.Days(#duration(1, 2, 30, 0))
in
    source 

The output of the above code is 1.