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days-from-duration

Returns the number of days in a duration.

Syntax

fn:days-from-duration(arg)

The following table describes the argument for this command:

Argument	Required/ Optional	Description
arg	Required	The duration value from which the days component is to be extracted. The duration-value is an empty sequence, or is a value that has one of the following types: xs:dayTimeDuration xs:duration xs:yearMonthDuration

Return Value

If duration-value is of type xs:dayTimeDuration or is of type xs:duration, the returned value is of type xs:integer, and is the days component of duration-value cast as xs:dayTimeDuration.

If duration-value is of type xs:yearMonthDuration, the returned value is 0.

If duration-value is an empty sequence, the returned value is an empty sequence.

If duration-value is negative, the returned value is negative.

Example

The following expression returns the days from the duration:

fn:days-from-duration(xs:dayTimeDuration('DURATION'))

The following table lists some sample values and return values:

DURATION	RETURN VALUE
P5D	5
-PT24H	-1
PT23H	0
P1DT36H	2
PT1440M	1

Date and time functions

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Table of Contents

Design

Design

days-from-duration

days-from-duration

Syntax

Return Value

Example