Gets the calendar type of the underlying calendar system - 'iso8601'.
!(p)
The calendar type is an identifier defined by the
!(em)Unicode Locale Data Markup Language (LDML)</em> specification.
It can be used to lookup the {@code Chronology} using {@link Chronology#of(string)}.
It can also be used as part of a locale, accessible via
{@link Locale#getUnicodeLocaleType(string)} with the key 'ca'.
@return the calendar system type - 'iso8601'
@see #getId()
Gets the calendar type of the underlying calendar system - 'iso8601'. !(p) The calendar type is an identifier defined by the !(em)Unicode Locale Data Markup Language (LDML)</em> specification. It can be used to lookup the {@code Chronology} using {@link Chronology#of(string)}. It can also be used as part of a locale, accessible via {@link Locale#getUnicodeLocaleType(string)} with the key 'ca'.
@return the calendar system type - 'iso8601' @see #getId()