This feature is deprecated and could be removed in the course of the next updates. The new calculation function dateCalc (Calculate date).

The $dateAdd function is used to add date or time units to a date value.

Syntax

$dateAdd(part,units[,dateValue])

Parameter

Name	Description
part	Specifies which unit of the date value should be added up. Valid values: h hour d day m minute s second l millisecond
units	Specifies the number of units to add.
dateValue (optional)	A valid date or time value, which serves as the source of the calculation. If this parameter is not specified, the execution time is assumed ( $now( ) ).

Return value

Returns the result of the calculation as a new value, compatible with the input value (dateValue parameter). For example, if dateValue is a date range (DateRange), a date range object is returned.

Example

Executed on 03.12.2019 at 08:50.

Syntax	Result	Remarks
$dateAdd(h,11,$today())	03.12.2019 11:00	Creates a current date without time and adds 11 hours.
$dateAdd(m,30,$dateAdd(h,11,$today()))	03.12.2019 11:30	Creates a current date without time and adds 11 hours and 30 minutes to the result.
$dateAdd(h,17)	04.12.2019 01:50	Overflow: Adds 17 hours to the time of execution. This results in the following day at 01:50.