Official website to download the corresponding binary package system (the Binaries)
Unzip to the directory you want to install
vi / etc / profile
Add at the end of file
export NODE_HOME=/nodejs路径
export PATH=$PATH:$NODE_HOME/bin
export NODE_PATH=$NODE_HOME/lib/node_modules
Save and exit
source /etc/profile
verification
node -v print out nodejs version
npm -v npm version