In curso-r/pu.forcats: PACKAGE_DESCRIPTION

knitr::opts_chunk$set(collapse = TRUE)

library(forcats)
f1 <- factor(letters)
f2 <- fct_relevel(f1, rev(letters))
f3 <- lvls_revalue(f1, rev(letters))
tutorial::go_interactive()

1. Transforme o fator f1 no fator f2.

# Digite o código aqui

fct_relevel(f1, rev(letters))

test_output_contains("f2", incorrect_msg = "Tem certeza de que indicou a expressão corretamente?")
success_msg("Correto!")

1. Transforme o fator f1 no fator f3.

lvls_...

lvls_revalue(f1, rev(letters))

test_output_contains("f3", incorrect_msg = "Tem certeza de que indicou a expressão corretamente?")
success_msg("Correto!")

curso-r/pu.forcats documentation built on May 14, 2019, 12:52 p.m.