days

days(nDays: Number): Period

Creates a Period value from the provided number of days.

The function applies the period function to input that is a whole number and the duration function to decimal input.

Introduced in DataWeave version 2.4.0.

Parameters

Name Description

nDays

The number of hours as a whole or decimal number. A positive or negative number is valid.

Example

This example shows how days behaves with different inputs. It adds and subtracts hours from DateTime values. It also converts the decimal value 4.555 into a number of hours, minutes, and second in the Period format (PT109H19M12S) and the whole number 4 into a number of days in the Period format (P4D).

Source

%dw 2.0
import * from dw::core::Periods
output application/json
---
{
   tomorrow: |2020-10-05T20:22:34.385Z| + days(1),
   yesterday: |2020-10-05T20:22:34.385Z| - days(1),
   decimalDaysPlusQuarter:  |2020-10-05T00:00:00.000Z| + days(0.25),
   decimalDaysPlusHalf:  |2020-10-05T00:00:00.000Z| + days(0.5),
   decimalDaysPlusThreeQuarters:  |2020-10-05T00:00:00.000Z| + days(0.75),
   decimalInputAsPeriod : days(4.555),
   fourDayPeriod: days(4),
   negativeValue: days(-1)
}

Output

{
   "tomorrow": "2020-10-06T20:22:34.385Z",
   "yesterday": "2020-10-04T20:22:34.385Z",
   "decimalDaysPlusQuarter": "2020-10-05T06:00:00Z",
   "decimalDaysPlusHalf": "2020-10-05T12:00:00Z",
   "decimalDaysPlusThreeQuarters": "2020-10-05T18:00:00Z",
   "decimalInputAsPeriod": "PT109H19M12S",
   "fourDayPeriod": "P4D",
   "negativeValue": "P-1D"
}

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