Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

...

  • Just a start date;
  • Just an end date (from ERN onwards 4.2 this will be impossible);
  • A start and an end date;
  • Just a start date-time;
  • Just an end date-time (from ERN onwards 4.2 this will be impossible); and
  • A start and an end date-time.(1)

...

(1) Note, it is technically also possible to have a period tag with no start and no end. This approach is, however, not acceptable; from ERN 4.2 onwards this will be impossible.