as.year: Convert zoo time into year since 1970
In sealevel: Utility functions for reading and analyzing trends in common used sealevel archives.

Convert the times of a zoo timeseries to years (365.25 days) since 1970.

1	as.year(zoo)

zoo

a zoo timeseries

years

The number of years (365.25 days) since 1970

Fedor Baart

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 require("zoo")
 series <- zoo(x=c(1,2), yearmon(c(1990,1991)))
 as.year(series)

sealevel documentation built on May 2, 2019, 6:51 p.m.

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