``` 下载composer.phar https://getcomposer.org/download/ ``` ``` 拷贝composer.phar到 php安装目录\php-7.3.3 ``` ``` 在php安装目录\php-7.3.3创建composer.bat 内容： @php "%~dp0composer.phar" %* ``` ``` C:\Users\Administrator>composer ______ / ____/___ ____ ___ ____ ____ ________ _____ / / / __ \/ __ `__ \/ __ \/ __ \/ ___/ _ \/ ___/ / /___/ /_/ / / / / / / /_/ / /_/ (__ ) __/ / \____/\____/_/ /_/ /_/ .___/\____/____/\___/_/ /_/ Composer version 1.7.3 2018-11-01 10:05:06 ``` #### 使用国内镜像 ``` composer config -g repo.packagist composer https://packagist.phpcomposer.com ```