This function has been deprecated, and will be removed in a future release of Appian.
Use the a!addDateTime() function to determine the number of years, months, days, hours, minutes, or seconds to add to a specific start date. You can also use the a!subtractDateTime() function to subtract an increment of time from a specified start date.
For more information about the caladddays function, see the Appian 22.4 documentation.