Learning R Programming

Modifying global options

Instead of creating, inspecting, and removing objects in the working environment, R options have effects in the global scale of the current R session. We can call getOption() to see the value of a given option and call options() to modify one.

Modifying the number of digits to print

In RStudio, when you type getOption(<Tab>), you can see a list of available options and their descriptions. A commonly used option, for instance, is the number of digits to display. Sometimes, it is not sufficient when we deal with numbers requiring higher precision. In an R session, the number of digits printed on screen is entirely managed by digits. We can call getOption() to see the current value of digits and call options() to set digits ...