环境win10
1、先安装phpstudy,安装php7.3.4,设置php的环境变量;
2、下载composer
https://getcomposer.org/Composer-Setup.exe
安装composer,
新建一个composer.bat文件,内容为:@php "%~dp0composer.phar" %*
https://blog.csdn.net/qq_39339179/article/details/129295585
https://docs.phpcomposer.com/01-basic-usage.html