Packages
Here are the packages used by the code in this book. The last three are my own:
tidyxl,
unpivotr and
smungs. You will need to install the
latest versions from CRAN or GitHub.
library(tidyverse)
library(readxl)
library(tidyxl)
library(unpivotr)
library(smungs) # GitHub only https://github.com/nacnudus/smungs