In trinker/cal: Command Line Calendar

desc <- suppressWarnings(readLines("DESCRIPTION"))
regex <- "(^Version:\\s+)(\\d+\\.\\d+\\.\\d+)"
loc <- grep(regex, desc)
ver <- gsub(regex, "\\2", desc[loc])
#verbadge <- sprintf('<a href="https://img.shields.io/badge/Version-%s-orange.svg"><img src="https://img.shields.io/badge/Version-%s-orange.svg" alt="Version"/></a></p>', ver, ver)
verbadge <- ''
````

```r
library(knitr)
knit_hooks$set(htmlcap = function(before, options, envir) {
  if(!before) {
    paste('<p class="caption"><b><em>',options$htmlcap,"</em></b></p>",sep="")
    }
    })
knitr::opts_knit$set(self.contained = TRUE, cache = FALSE, fig.align = 'center')
knitr::opts_chunk$set(fig.path = "tools/figure/", comment=NA)
options(scipen=999)

r verbadge

cal is an R package designed to partially mimic the Unix cal command line tool for generating ASCII calendars in the console.

Installation

To download the development version of cal:

Download the zip ball or tar ball, decompress and run R CMD INSTALL on it, or use the pacman package to install the development version:

if (!require("pacman")) install.packages("pacman")
pacman::p_load_current_gh("trinker/cal")

Examples:

cal()
cal("2017")
cal("03")
cal("Jan")
cal("december")
cal("2:5")
cal("-r 4")
cal("-r -3")
cal("-r -3:4")
cal("03 2015")
cal("Jan 2015")
cal("January 2015")