pkgdown/assets/snippets/exercisesolutionhidden.md

In rstudio/learnr: Interactive Tutorials for R

```{r filter, exercise=TRUE}

filter the flights table to include only United and American flights

flights

```{r filter-hint-1}
filter(flights, ...)

```{r filter-hint-2} filter(flights, UniqueCarrier=="AA")

```{r filter-solution, exercise.reveal_solution = FALSE}
filter(flights, UniqueCarrier=="AA" | UniqueCarrier=="UA")

rstudio/learnr documentation built on Sept. 6, 2024, 11:06 p.m.