FunctX XQuery Functions

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

functx:day-of-week-name-en

The name of the day of the week, from a date, in English

Description

The functx:day-of-week-name-en function calculates the day of the week of $date. It returns the English name of the day, e.g. "Sunday", "Monday", 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

Name	Type	Description
`$date`	`xs:anyAtomicType?`	the date
return value	`xs:string?`

XQuery Function Declaration

See XSLT definition.

declare namespace functx = "http://www.functx.com";
declare function functx:day-of-week-name-en
  ( $date as xs:anyAtomicType? )  as xs:string? {

   ('Sunday', 'Monday', 'Tuesday', 'Wednesday',
    'Thursday', 'Friday', 'Saturday')
      [functx:day-of-week($date) + 1]
 } ;