LINUX安装node/nodejs

sudo apt -y install npm
#　更新的并不是最新的。
sudo npm i npm@latest -g`
sudo apt -y install curl
curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash -
# sudo add-apt-repository ppa:chris-lea/node.js
# sudo apt-get update
sudo apt -y install nodejs

apt -y install nodejs
apt -y install npm

# check version
node -v
nodejs -v
# check running
echo "console.log(\"Hello World\");" > test.js
node test.js
//若显示Hello World即代表安装并运行成功