1.安装php环境xampp
xampp下载地址:https://www.apachefriends.org/zh_cn/index.html
2.安装composer
下载地址:https://getcomposer.org/Composer-Setup.exe
composer安装到php.exe 目录
3.composer切换到国内镜像
composer config -g repo.packagist composer https://packagist.phpcomposer.com
4.composer安装tp5.1
composer create-project topthink/think tp5