在「multiBarChart」「rChart」中禁用「堆疊」選項

Question

如何禁用由rCharts生成的multiBarChart中的Stacked選項。

data <- data.frame(Var = c(1, 2, 3, 4), 
        Fac1 = rep(c("A" ,"B"), 2), 
        Fac2 = rep(c("Blue", "Red"), each=2)) 

require(rCharts)  

n1 <- nPlot(Var ~ Fac2, group = "Fac1", data = data, type = "multiBarChart") 
n1 

Answer 1

n1$chart(showControls = FALSE)