Linux 安装composer Linux下全局安装composer方法 1、下载composer ~~~ curl -sS https://getcomposer.org/installer | php ~~~ 2、将composer.phar文件移动到bin目录以便全局使用composer命令 ~~~ mv composer.phar /usr/local/bin/composer ~~~ 3、切换国内源 ~~~ composer config -g repo.packagist composer https://packagist.phpcomposer.com ~~~