ubuntu 安装 php Composer

Step 1:进入安装目录

cd /usr/local/bin

Step 2:下载并安装

 sudo curl -s https://getcomposer.org/installer | sudo php

Step 3:添加执行权限

sudo chmod a+x composer.phar

Step 4:加入全局命令:

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

Step 5:更新,查看版本号

sudo composer.phar self-update

查看版本号

composer --version

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