Create a vector of years with era

Source: R/s3-yr.R

A yr object represents years with an associated calendar era or time scale.

yr(x = numeric(), era = character())

Arguments

x

A numeric vector of years.

era

The calendar era used by x. Either:

  • A string matching one of the standard era labels defined in eras()

  • An era object constructed with era()

Value

A yr (era_yr) object.

See also

Other years with era functions: yr_era(), yr_transform()

Examples

# The R Age
yr(1993:2020, "CE")
#> # CE years <yr[28]>:
#>  [1] 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
#> [16] 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020
#> # Era: Common Era (CE): Gregorian years (365.2425 days), counted forwards from 0

# A bad movie
yr(10000, "BC")
#> # BC years <yr[1]>:
#> [1] 10000
#> # Era: Before Christ (BC): Gregorian years (365.2425 days), counted backwards from 1