Groundhog in a nutshell.
Make your R scripts reproducible by replacing
groundhog.library()loads packages & their dependencies as available on chosen date on CRAN.
- Packages get automatically installed if needed.
- Installation keeps, rather than replaces, existing other versions of that package.
- All operating systems and R versions install/load the same package version
- If you want to discontinue using
pkgs <- c("rio","metafor")