R画饼图 

slices <- c(10, 12, 4, 16, 8)
lbls <- c("US", "UK", "Australia", "Germany", "France")
pct <- round(slices/sum(slices)*100)
lbls <- paste(lbls, pct) # add percents to labels
lbls <- paste(lbls,"%",sep="") # ad % to labels
pie(slices,labels = lbls, col=rainbow(length(lbls)), main="Pie Chart of Countries")
posted @ 2013-01-07 10:51  蒋蒋  阅读(1781)  评论(0)  编辑  收藏  举报