The next step is to start a Selenium server with startServer(). Then, you'll need to 1) download the RSelenium package if it's not already on your system with install.packages("RSelenium") and 2) load it into your current R session with library("RSelenium"). (Need to learn R basics? Download our free Beginner's Guide to R PDF). To use Selenium in R, you'll obviously need the R language loaded on your system I also recommend using the RStudio IDE. RSelenium is an R interface to the Selenium 2.0 WebDriver project designed for automated testing of Web applications (there are bindings for a number of languages besides R if you prefer another platform such as Java or Python). ![]() If not, read on for a beginner's guide to RSelenium. If you're already somewhat familiar with this package, you can scroll down to see a reference chart of various tasks and RSelenium code to accomplish them. ![]() That's handy both for testing Web applications and for collecting data from multiple Web pages. Why is it useful? Just a few lines of code will drive a Web browser for tasks that might otherwise need tedious manual pointing and clicking. ![]() RSelenium may be one of the least known of R's most helpful packages.
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