Add option "notch" (and "notchwidth") to geom_boxplot #1241

library(plotly)

set.seed(1234)
dat <- data.frame(cond = factor(rep(c("A","B"), each=200)), rating = c(rnorm(200),rnorm(200, mean=.8)))

p <- ggplot(dat, aes(x=cond, y=rating)) + geom_boxplot(notch = TRUE)

# ggplot shows notch
p

# ggplotly does not
ggplotly(p)