Add times

This function add timeUTC as POSIX class, local time and ending sampling time

Usage

obs_addtime(dt, verbose = TRUE, tz = "UTC", timeonly = FALSE)

Arguments

dt

data.table

verbose

Logical, to show more info

tz

Timezone, default "UTC"

timeonly

return only timeUTC column

Value

A data.frame with with an index obspack.

Note

timeUTC is calculated based on the field column start_time, the timeUTC_end is calculated using this approach: 1. If the column time_interval is not found, proceed with the calculation using midpoint_time 2. Else, use column time_interval

See also

Other time: obs_addltime(), obs_addmtime(), obs_addstime()

Examples

if (FALSE) { # \dontrun{
# Do not run
obs <- system.file("data-raw", package = "rtorf")
index <-  obs_summary(obs)
dt <- obs_read(index)
dt <- obs_addtime(dt)
} # }