## ----include = FALSE----------------------------------------------------------
knitr::opts_chunk$set(
  collapse = TRUE,
  comment = "#>"
)

## ----eval = F-----------------------------------------------------------------
# Sys.getenv("PROJ_LIB")

## ----eval = F-----------------------------------------------------------------
# Sys.setenv(PROJ_LIB = "")

## ----eval = F-----------------------------------------------------------------
# Sys.getenv("PROJ_LIB")

## ----eval = F-----------------------------------------------------------------
# usethis::edit_r_environ()

## ----eval = F-----------------------------------------------------------------
# Sys.getenv("PROJ_LIB")