add_packages: Install and load an R package

In teachingApps: Apps for Teaching Statistics, R Programming, and Shiny App Development

Description

Install and load an R package

Usage

add_packages(pkg = NULL, repo = NULL, pub = FALSE)

Arguments

pkg	character Name of a package to be installed/loaded
repo	character Name of the repository from which the package should be installed.
pub	logical variable indicating whether the app be published (see details)

Details

If repo = NULL the package will be installed from the CRAN. Otherwise, repo is a character string that referring to the GitHub account in which the package is located.

When publishing apps on shinyapps.io or shinyServer, attempting to install.packages will result in an error. Calls to install.packages should not be included within an app.

Value

A printed shiny app

teachingApps documentation built on July 1, 2020, 5:58 p.m.