FunctX XQuery Function Library > Dates, Times and Durations > Day >

functx:day-in-year

The day of the year (a number between 1 and 366)

Description

The functx:day-in-year function returns the day of the year of $date as a number, where 1 is January 1, etc.

The $date argument must be castable to xs:date, meaning that it must have the type xs:date or xs:dateTime, or be an xs:string or untyped value of the form YYYY-MM-DD.

Arguments and Return Type

XQuery Function Declaration

declare namespace functx = "http://www.functx.com";
declare function functx:day-in-year
  ( $date as xs:anyAtomicType? )  as xs:integer? {

  days-from-duration(
      xs:date($date) - functx:first-day-of-year($date)) + 1
 } ;

Examples

functx:day-in-year(xs:date('2004-01-01'))

1

functx:day-in-year(
     xs:dateTime('2004-02-01T12:00:13'))

32

functx:day-in-year('2004-02-05')

36

Depends On

History