R/r_utils.R

In momeara/BioChemPantry: Load bioinformatics datasets into a local database

# -*- tab-width:2;indent-tabs-mode:t;show-trailing-whitespace:t;rm-trailing-spaces:t -*-
# vi: set ts=2 noet:


#' create date code of the form YYMMDD
#' inputs:
#'    d (optional): date code in the format of Sys.Date() for which to generate the date code, defaulting to 'today'
#' @export
date_code <- function(d=NA){
	# reference http://www.r-cookbook.com/node/17
	if(is.na(d)) d <- Sys.Date()
	pattern <- '20([[:digit:]]{2})-([[:digit:]]{2})-([[:digit:]]{2})'
	paste(
		sub(pattern, '\\1', d), sub(pattern, '\\2', d), sub(pattern, '\\3', d),
		sep="")
}


#' @importFrom magrittr %>%
NULL