### 切換阿里鏡像 ``` composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/ ``` 2.composer切換 阿里鏡像 原文地址 https://developer.aliyun.com/composer 全局配置 ：composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/ composer config -gl 查看全局配置 \[repositories.packagist.org.url\] https://mirrors.aliyun.com/composer/ --成功 3.安裝laravel5.6 環境 windows phpstudy8 php7.3.4 以composer來安裝laravel 5.6 前提已安裝composer 打開cmd-> composer create-project --prefer-dist laravel/laravel=5.6.\* blog  ### 出錯原因是 以前的低版本composer 更新時有緩存 composer clearcache 清除緩存OK ``` https://www.cnblogs.com/xfych/p/13446401.html ```