R: Data Analysis and Visualization

Adjusting the orientation of bars – horizontal and vertical

In this recipe, we will learn how to adjust the orientation of bars to horizontal or vertical.

Getting ready

We will use the same dataset we used in the last few recipes (citysales.csv) and the RColorBrewer color palette package.

How to do it...

Let's make a bar chart with horizontal bars:

barplot(as.matrix(citysales[,2:4]), beside=TRUE,horiz=TRUE,
legend.text=citysales$City, args.legend=list(bty="n"),
col=brewer.pal(5,"Set1"),border="white",
xlim=c(0,100), xlab="Sales Revenue (1,000's of USD)",
main="Sales Figures")

How it works...

In the example, we set the horiz argument to TRUE, which makes ...