R/fydaynum.R

In crazybilly/ucbudar: A collection of functions and variables for working with data at UC Berkeley UDAR

#' Fiscal Year Day Number
#'
#' @param x a date to convert to a numeric day of the fiscal year. Note that x should be of class "Date".
#'
#' @return a numeric value describing what day of the fiscal year x is.
#' @export
#'
fydaynum  <- function(x) {
  
    x  <- as.Date(x)
    
    fyx  <- fy(x)
    
    thisfystart  <- ymd(paste0(fyx-1, "-07-01" ))
    
    as.numeric( x - thisfystart) + 1
    
}