Convert a set of dates to numeric timepoints — date_to_time • ggoutbreak

Using a start_date and a unit specification

Usage

date_to_time(
  dates,
  unit = .day_interval(dates),
  start_date = getOption("day_zero", "2019-12-29")
)

Arguments

dates: a vector of dates to convert
unit: a specification of the unit of the resulting time series. Will be determined from periodicity of dates if not specified. If another time_period is given as the unit then the
start_date: the origin of the conversion. Defaults to the beginning of the COVID pandemic

Value

a vector of class time_period

Examples

times = date_to_time(as.Date("2019-12-29")+0:100, "1 week")
dates = time_to_date(times)