Returns the order of a univariate ARIMA or ARFIMA model.

arimaorder(object)

Arguments

object

An object of class “Arima”, dQuotear or “fracdiff”. Usually the result of a call to arima, Arima, auto.arima, ar, arfima or fracdiff.

Value

A numerical vector giving the values \(p\), \(d\) and \(q\) of the ARIMA or ARFIMA model. For a seasonal ARIMA model, the returned vector contains the values \(p\), \(d\), \(q\), \(P\), \(D\), \(Q\) and \(m\), where \(m\) is the period of seasonality.

See also

ar, auto.arima, Arima, arima, arfima.

Examples

WWWusage %>% auto.arima %>% arimaorder
#> [1] 1 1 1