Docker 安装Composer

1. 下载

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

或者

https://mirrors.aliyun.com/composer/composer.phar

2. 设置到全局

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

3. 配置国内镜像

composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/

4. 测试

composer