zoo or ts objectThis function converts an object of class ts or zoo in a data.frame with a column
named time retrieved from index(x). It is designed for those unfamiliar with time series
objects.
convert(x, year=NULL)A dataframe
An object of class ts or zoo
A vector of length one with year of observation. If provided, a column with time in POSIX format is also returned
Gianluca Filippa <gian.filippa@gmail.com>
An object of class data.frame is returned with a column doy and optionally time at the end of the table.