Last data update: 2014.03.03
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R: Get/set years component of a date-time.
Get/set years component of a date-time.
Description
Date-time must be a POSIXct, POSIXlt, Date, Period, chron, yearmon, yearqtr, zoo,
zooreg, timeDate, xts, its, ti, jul, timeSeries, and fts objects.
Usage
year(x)
year(x) <- value
isoyear(x)
Arguments
x |
a date-time object
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value |
a numeric object
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Details
year does not yet support years before 0 C.E.
Value
the years element of x as a decimal number
Examples
x <- ymd("2012-03-26")
year(x)
year(x) <- 2001
year(x) > 1995
Results
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