vJournal.OptionalUnique
struct vJournal
enum OptionalUnique =
["CLASS", "CREATED", "DESCRIPTION", "DTSTART", "DTSTAMP", "LAST-MOD", "ORGANIZER", "RECURID", "SEQ", "STATUS", "SUMMARY", "UID", "URL"];
vibedav icalendar vJournal
functionsmanifest constantsmixinsvariables
the following are optional, but MUST NOT occur more than once