我要下载gitHub：https://github.com/waylaidwan...这个库
提示用composer下载
This package is available to be installed using Composer via Packagist.
composer require waylaidwanderer/php-steamcommunity
我在我的cmd中输入
composer require waylaidwanderer/php-steamcommunity
弹出这个
Please provide a version constraint for the waylaidwanderer/php-steamcommunity requirement:
然后去composer.json中看版本依赖，输入^2.0 或者3.7.14都报这个错误
![[웹 프런트엔드] Node.js 빠른 시작](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
你需要到你的项目文件夹下使用composer。还有System32文件夹composer是没有权限写入的。