R: Return the order of an ARIMA or ARFIMA model

arimaorder {forecast} | R Documentation

## Return the order of an ARIMA or ARFIMA model

### Description

Returns the order of a univariate ARIMA or ARFIMA model.

### Usage

    arimaorder(object)

### Arguments

`object` | An object of class “`Arima`”, dQuote`ar` 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.

### Author(s)

Rob J Hyndman

### See Also

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

### Examples

    WWWusage %>% auto.arima %>% arimaorder

[Package forecast version 8.12 Index]