我正在尝试在RStudio服务器中安装Shiny,但安装时出现错误:
错误:找不到函数“ read.csv2” 执行停止
R版本有问题吗?我做了R.Version(),结果是:3.3.2
谢谢。
答案 0 :(得分:0)
library(rworldmap)
fta.df <- data.frame(country = c("CAN", "MEX", "USA"),
country = c(1,2,3))
MyMap <- joinCountryData2Map(fta.df, joinCode = "ISO3",
nameJoinColumn = "country")
MyMap <- subset(MyMap, continent != "Antarctica")
FTA_map <- mapCountryData(MyMap, nameColumnToPlot="country",
catMethod = "categorical",
missingCountryCol = gray(.8),
colourPalette=c("forestgreen","royalblue1", "red3"),
mapTitle = "",
addLegend = FALSE)
FTA_map$legendText <- c("CAN", "MEX", "USA")
do.call( addMapLegendBoxes, c(FTA_map,x="bottomleft",title = "title",horiz=FALSE))
是库read.csv2
中的函数。也许您有一个过时的版本。
您尝试过吗?
utils
最好