https://campus.datacamp.com/courses/introduction-to-writing-functions-in-r/all-about-arguments?ex=2
# Set the default for n to 5
cut_by_quantile <- function(x, n, na.rm, labels, interval_type) {
probs <- seq(0, 1, length.out = n + 1)
qtiles <- quantile(x, probs, na.rm = na.rm, names = FALSE)
right <- switch(interval_type, "(lo, hi]" = TRUE, "[lo, hi)" = FALSE)
cut(x, qtiles, labels = labels, right = right, include.lowest = TRUE)
}
# Remove the n argument from the call
cut_by_quantile(
n_visits,
n = 5,
na.rm = FALSE,
labels = c("very low", "low", "medium", "high", "very high"),
interval_type = "(lo, hi]"
)