Convert forecast::forecast to data.frame

Description

Convert forecast::forecast to data.frame

Usage

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## S3 method for class 'forecast'
fortify(model, data = NULL, is.date = NULL,
  ts.connect = FALSE, ...)

Arguments

model

forecast::forecast instance

data

original dataset, if needed

is.date

Logical frag indicates whether the stats::ts is date or not. If not provided, regard the input as date when the frequency is 4 or 12.

ts.connect

Logical frag indicates whether connects original time-series and predicted values

...

other arguments passed to methods

Value

data.frame

Examples

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d.arima <- forecast::auto.arima(AirPassengers)
d.forecast <- forecast::forecast(d.arima, level = c(95), h = 50)
fortify(d.forecast)
fortify(d.forecast, ts.connect = TRUE)

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