Mainly used internally.
relevant_class(x)ts-boxable time series, an object of class ts, xts, zoo,
data.frame, data.table, tbl, tbl_ts, tbl_time, tis, irts or
timeSeries.
character, the relevant class of ts-boxable object
relevant_class(AirPassengers)
#> [1] "ts"
x <- ts_df(AirPassengers)
relevant_class(x)
#> [1] "data.frame"