Interface for data objects that need to store the last modified date and time.
Description
The IChangeable interface allows you to store the last modified date and time in the “change_time” parameter of a data object.
Fields
change_time
The UTC time at which the object was last changed (created or updated).
abstract change_time: DateTime
Examples
class MyData implements IStringIdentifiable, IChangeable {
String id;
String field1;
int field2;
@override
DateTime change_time;
...
}