issue-263.R

library(data.table)

## Warning: package 'data.table' was built under R version 3.3.2

library(highcharter)

## Highcharts (www.highcharts.com) is a Highsoft software product which is

## not free for commercial and Governmental use

dt <- data.table(x=rep(c("b","a","c"),each=3), y=c(1,3,6), v=1:9)
head(dt)

##    x y v
## 1: b 1 1
## 2: b 3 2
## 3: b 6 3
## 4: a 1 4
## 5: a 3 5
## 6: a 6 6

hchart(dt, "scatter", hcaes(x = v, y))

highchart() %>% 
  hc_add_series(dt, "scatter", hcaes(x = v, y))