ComeçarComece de graça

Make it Classy (2)

In the last exercise, you overrode the class of an object representing a chess game.

To test your understanding, see if you can tell how this affects the four functions for interrogating variable type: class() (docs), typeof() (docs), mode() (docs), and storage.mode() (docs).

The chess variable with class "chess_game" is still defined in your workspace. Which of the following statements is true?

You can explore the truth of the statements in the console.

Este exercício faz parte do curso

Object-Oriented Programming with S3 and R6 in R

Ver curso

Exercício interativo prático

Transforme a teoria em ação com um de nossos exercícios interativos

Começar o exercício