Extract time series properties, such as the number of observations
obs), the time differences between observations (
obs), the number
of observations per year (
freq), and the start time stamp (
and the end time stamp (
end) of the series.
ts_summary(x, spark = FALSE)
ts-boxable time series, an object of class
logical should an additional column with a spark-line added to the data frame (experimental, ASCII only on Windows.)
ts_summary returns a
data.frame. Individual column can be
accessed through the
$ notation (see examples).
ts_summary(ts_c(mdeaths, austres))#> id obs diff freq start end #> 1 mdeaths 72 1 month 12 1974-01-01 1979-12-01 #> 2 austres 89 3 month 4 1971-04-01 1993-04-01ts_summary(ts_c(mdeaths, austres), spark = TRUE)#> id obs diff freq start end spark_line #> 1 mdeaths 72 1 month 12 1974-01-01 1979-12-01 ⠈⠔⠢⡐⢄ #> 2 austres 89 3 month 4 1971-04-01 1993-04-01 ⣀⣀⣀⣀⡠⠤⠤⠤⠒⠒⠒⠊⠉⠉⠉# Extracting specific properties ts_summary(AirPassengers)$start#>  "1949-01-01"ts_summary(AirPassengers)$freq#>  12ts_summary(AirPassengers)$obs#>  144