"repositories": {
"packagist": {
"type": "composer",
"url": "https://mirrors.aliyun.com/composer/"
}
}
composer config -g repo.packagist composer https://packagist.phpcomposer.com
https://blog.csdn.net/LuoLingying/article/details/80554744原文：https://www.cnblogs.com/php-linux/p/12704311.html