阿里composer中国镜像

全局配置(推荐)

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

取消配置：

composer config -g --unset repos.packagist

腾讯composer中国镜像

全局配置

composer config -g repos.packagist composer https://mirrors.cloud.tencent.com/composer/

composer key错误

打开地址 ：https://composer.github.io/pubkeys.html
执行命令 composer self-update --update-keys