CentOS下Composer的安装和使用

1、下载composer.phar 

1curl -sS https://getcomposer.org/installer | php

2、把composer.phar移动到环境下让其变成可执行

1mv composer.phar /usr/local/bin/composer

3、换中国镜像

1composer config -g repo.packagist composer https://packagist.phpcomposer.com