atBeginningOfDay

atBeginningOfDay(dateTime: DateTime): DateTime

Returns a new DateTime value that changes the Time value in the input to the beginning of the specified day.

The hours, minutes, and seconds in the input change to 00:00:00.

Introduced in DataWeave version 2.4.0.

Name Description

Name	Description
`dateTime`	The `DateTime` value to reference.

dateTime

The DateTime value to reference.

This example changes the Time value within the DateTime input to the beginning of the specified day.

%dw 2.0
import * from dw::core::Dates
output application/json
---
{
  "atBeginningOfDayDateTime": atBeginningOfDay(|2020-10-06T18:23:20.351-03:00|)
}

{
  "atBeginningOfDayDateTime": "2020-10-06T00:00:00-03:00"
}

Returns a new LocalDateTime value that changes the Time value within the input to the start of the specified day.

The hours, minutes, and seconds in the input change to 00:00:00.

Introduced in DataWeave version 2.4.0.

Name Description

Name	Description
`localDateTime`	The `LocalDateTime` value to reference.

localDateTime

The LocalDateTime value to reference.

This example changes the Time value within the LocalDateTime input to the beginning of the specified day.

%dw 2.0
import * from dw::core::Dates
output application/json
---
{
  "atBeginningOfDayLocalDateTime": atBeginningOfDay(|2020-10-06T18:23:20.351|)
}

{
  "atBeginningOfDayLocalDateTime": "2020-10-06T00:00:00"
}