1.终端下输入export PATH=/usr/local/bin:$PATH
2.echo $PATH
3.安装homebrew 地址：ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
4.验证 输入brew 或brew help
mac 配置homebrew
原文：https://www.cnblogs.com/yanhuidj/p/9167105.html
