Variable addDatetime`Const`

addDatetime: AddOfType<Date> = ...

Create a new Thing with a datetime added for a Property.

This preserves existing values for the given Property. To replace them, see [[setDatetime]].

The original thing is not modified; this function returns a cloned Thing with updated values.

Param: thing

Thing to add a datetime value to.

Param: property

Property for which to add the given datetime value.

Param: value

Datetime to add to thing for the given property.

Returns

A new Thing equal to the input Thing with the given value added for the given Property.