没有更新到最新版本R studio,结果无法安装XML包?
安装老版本的代码MARK
install.packages("[http://cran.r-project.org/bin/windows/contrib/3.6/XML_3.99-0.3.zip](http://cran.r-project.org/bin/windows/contrib/3.6/XML_3.99-0.3.zip)", repos=NULL, type="source")
没有更新到最新版本R studio,结果无法安装XML包?
安装老版本的代码MARK
install.packages("[http://cran.r-project.org/bin/windows/contrib/3.6/XML_3.99-0.3.zip](http://cran.r-project.org/bin/windows/contrib/3.6/XML_3.99-0.3.zip)", repos=NULL, type="source")