Docker下如何使用php的composer

1、进入php容器

docker exec -it cb6c1fe83bff(php容器ID) bash

2、安装composer

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

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

#换阿里云源(可选)
composer config -g repo.packagist composer https://mirrors.aliyun.com/composer

exit

3、外部调用composer

docker exec -it cb6c1fe83bff(php容器ID) bash -c 'composer update'

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