[R] Aligning labels to bars in barplot

[Jim Lemon]

On 01/16/2013 07:48 PM, David Arnold wrote:
> Hi,
>
> Consider:
>
> x=c(2,4,5,10,13,73)
> names(x)=c("American\nIndian",
>             "No\ncategory\nlisted",
>             "Hispanic",
>             "African-\nAmerican",
>             "Asian",
>             "White")
> barplot(x,main="Undergraduate Enrollment by Race",
>          xlab="Race",
>          ylab="Percent",
>          col=rainbow(6))
>
> The labels at the bottom of the bars are aligned at the bottom of the last
> word in each bar label. How can I code it so that the labels are aligned at
> the top of the first word in each bar label?
>
Hi David,
Try this:

barpos<-barplot(x,
	main="Undergraduate Enrollment by Race",
	names.arg=rep("",6),
         xlab="Race",
         ylab="Percent",
         col=rainbow(6))
axis(1,at=barpos,labels=names(x),padj=1)

Jim