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Workday User Guide
Last Updated: 2023-06-23
ISOWEEKNUM

ISOWEEKNUM

Description

Returns an integer from 1 to 53 representing the ISO week number of the specified date.
Each week of the International Organization for Standardization (ISO) date system starts on a Monday; week number 1 is the first week of the year that contains a Thursday. For more information, see Wikipedia ISO Week Date .

Syntax

ISOWEEKNUM(
date
)
  • date
    : The date to get the week value from. Workday recommends using a cell reference to specify the date instead of entering the date as text, to ensure reliable results.

Example

Formula
Result
=ISOWEEKNUM("6-May-2016")
18
=ISOWEEKNUM("6-Dec-2016")
49