Linux (RedHat, CentOS)上升级R语言:
sudo yum install R
Windows上升级R语言:
install.packages("installr");
require(installr) #load / install+load installr
updateR()
REF:
http://cran.r-project.org/doc/manuals/r-release/R-admin.html#Uninstallation
http://cran.r-project.org/doc/manuals/r-release/R-admin.html#Installation
原文:http://www.cnblogs.com/emanlee/p/3928890.html