This property defines the categories for a calendar component.
IANA, non-standard, and language property parameters can be specified on this property.
The property can be specified within "VEVENT", "VTODO", or "VJOURNAL" calendar components.
This property is used to specify categories or subtypes of the calendar component. The categories are useful in searching for a calendar component of a particular type and category. Within the "VEVENT", "VTODO", or "VJOURNAL" calendar components, more than one category can be specified as a COMMA-separated list of categories.
This property is defined by the following notation:
categories = "CATEGORIES" catparam ":" text *("," text) CRLF
catparam = *( ; ; The following is OPTIONAL, ; but MUST NOT occur more than once. ; (";" languageparam ) / ; ; The following is OPTIONAL, ; and MAY occur more than once. ; (";" other-param) ; )
The following are examples of this property