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Gets and sets year values for date/time vectors.
dtt_years(x, ...)dtt_years(x) <- valuedtt_set_year(x, value)dtt_year(x, ...)dtt_year(x) <- value# S3 method for Date dtt_year(x, ...)# S3 method for POSIXct dtt_year(x, ...)# S3 method for Date dtt_year(x) <- value# S3 method for POSIXct dtt_year(x) <- value
dtt_years(x) <- value
dtt_set_year(x, value)
dtt_year(x, ...)
dtt_year(x) <- value
# S3 method for Date dtt_year(x, ...)
# S3 method for POSIXct dtt_year(x, ...)
# S3 method for Date dtt_year(x) <- value
# S3 method for POSIXct dtt_year(x) <- value
An integer vector (or the modified date/time vector).
A date/time vector.
Unused.
A integer vector of the year value(s).
dtt_year(Date): Get integer vector of year values for a Date vector
dtt_year(Date)
dtt_year(POSIXct): Get integer vector of year values for a POSIXct vector
dtt_year(POSIXct)
dtt_year(Date) <- value: Set year values for a Date vector
dtt_year(Date) <- value
dtt_year(POSIXct) <- value: Set year values for a POSIXct vector
dtt_year(POSIXct) <- value
dtt_year_decimal()
Other set date: dtt_day(), dtt_months()
dtt_day()
dtt_months()
x <- as.Date("1990-01-02") dtt_year(x) dtt_year(x) <- 11L x x <- as.POSIXct("1990-01-02 23:40:51") dtt_year(x) dtt_year(x) <- 2022L x
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