[TOC] ## MAC OS ``` curl -s https://php-osx.liip.ch/install.sh | bash -s 7.3 export PATH=/usr/local/php5/bin:$PATH // 安装 pecl包 sudo /usr/local/php5/bin/pecl install pecl_http ``` > 安装包在`/usr/local/packer`,安装路径在`/usr/local/php5`