Similar to any programming language, R also provides statements like if, loop, while, and repeat e.t.c 5.1 Statement if… else The above Hello Word program in R doesn’t exactly show the benefit of the R hence, use the R data frame, which is the main feature of the R programming language. On the IDE, go to the console tab and type print('R Hello World Program') on the prompt and press enter to execute the statement. In order to run the hello world program in R, open RStudio IDE from your system which brings you the below RSudio application. Without explaining the Hello world program the R tutorial won’t be fulfilled. From this prompt, you can run any R programming language statements.
Open the RStudio application from the dock or from the applications and you should see something like the below screen and you will have RStudio with the prompt. Follow the instruction on the screen to complete the installation. Once downloaded successfully, open it to install. Choose the R version based on your mac os version. This takes you to the RStudio versions available to download. Scroll down and choose the free version to download.
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