R/extract_year.R

Defines functions extract_year

#' @export
extract_year = function( vec, format="%m/%d/%Y", units="year" ){
  new_vec = as.POSIXlt( vec, format=format )
  output = new_vec[[units]]
  return( output )
}
James-Thorson/utilities documentation built on Feb. 6, 2022, 2:35 p.m.