Calculates a date and time using given date and a delta.
Set a value: set a date manually.
Save the previous step result: take the previous activity result as a date.
Calculate a value: use JS to calculate a date.
Note that when using the "Save the previous step result" and "Calculate a value" options, you must enter the date according to RFC 2822 and ISO 8601 standards. According to RFC 2822, there are many date entry options, such as
10 Jun 2021. ISO 8601 also supports multiple date formats, such as YYYY-MM-DD that is
2021-06-10, which also stands for June 10, 2021.
Choose an action to perform on a date: add or subtract.
Choose time unit: year, month, day, hour, minute, second.
Set a value: set a value that is used in calculation.
Save the previous step result: take the previous activity result as a value.
Calculate a value: use JS to calculate a value.
The best example is processing the messages that have been received in last 7 days. Get current date, subtract 7 days and compare the result date with message's received date.