Mac Proc上安装Node,自带npm

1、去Node 官网下载pkg格式的64位安装包

2、下载好之后双击运行，所有的都是直接下一步，然后会得到如下信息，告诉你NodeJs安装到了哪里，npm安装到了哪里。

Node.js was installed at

   /usr/local/bin/node

npm was installed at

   /usr/local/bin/npm

Make sure that /usr/local/bin is in your $PATH.