tp6 multi-application

composer require topthink/think-multi-app  

2. Delete the original controller file (must be deleted)

3. Modify the configuration file to enable multi-application mode Modify the config/app.php file, if not, do not need to change

// enable multi-app 'auto_multi_app' => true

4. Create an application php think build demo demo is the name of the application, which can be modified by yourself