Laravel8 study notes 01-directory structure

contents	Secondary directory	Introduction	effect
/app		Application Directory	The core code of the application
/bootstrap		Startup directory
	app.php		Frame startup and auto-loading configuration
	./cache	Routing and service caching	Files generated by the framework to improve performance
/config		Configuration directory
/database		database directory	Database migration files and filling files
/public		Public Directory	Application entry files and front-end resource files
	index.php	Application entry file
/resources		Resource catalog	Application view files and uncompiled native front-end resource files
/routes		routing directory
	web.php	`web` middleware group	Support Session, CSRF protection and Cookie encryption function
	api.php	`api` middleware group	Support frequency limit function
	console.php	Console command	Used to define all closure-based console commands
	channels.php		Used to register all event broadcast channels supported by the application
/storage		File storage directory	Blade, Session, file cache, files generated by the framework
	./app		Application-generated files
		./public	Used to store user-generated files
	./framework		Files and caches generated by the framework
	./logs		Application log file
/tests		test catalog	You can run the test `phpunit`
/vendor		dependent directory	Contains all dependencies of Composer

1. Console routing/routes/console.php

Artisan::command('inspire', function () {
    $this->comment(Inspiring::quote());
})->purpose('Display an inspiring quote');

php artisan inspire

contents	Introduction	effect
/Broadcasting	Broadcast channel	Event broadcast. `make:channel`
/Console	Task script	Register Artisan commands to define scheduling tasks. `make:command`
/Events	event	Store the event class. `event:generate` and `make:event`
/Exceptions	Exception handling	Contains application exception handler
/Http	Web application	Contains controllers, middleware, and form requests, etc.
/Jobs	Queue task	Store queue tasks. `make:job`
/Listeners	Event monitoring	Event listener. `event:generate` and `make:listener`
/Mail	mail	Mail related classes. `make:mail`
/Models	Eloquent model	Eloquent model class. `make:model`
/Notifications	notify	Send notification. `make:notification`
/Policies	Authorization	Authorization strategy. `make:policy`
/Providers	service provider	Bind services to containers, register events, and perform other tasks during application startup.
/Rules	Validation rules	Encapsulate complex verification logic in a single object. `make:rule`

 \<命名空间>(\<子命名空间>)*\<类名>

The complete class name must have a top-level namespace, called "vendor namespace";
The complete class name can have one or more sub-namespaces;
The complete class name must have a final class name;
The underline in any part of the complete class name has no special meaning;
The complete class name can consist of any uppercase and lowercase letters;
All class names must be case sensitive.
When loading the corresponding file according to the complete class name...
In the complete class name, the first namespace separator is removed, and one or more consecutive namespaces and sub-namespaces in front are used as "namespace prefixes", which must correspond to at least one "root directory";
immediately after the namespace prefix must with the corresponding "file base directory", and the namespace separator will be used as the directory separator
The class name at the end must be the same as the corresponding file with the suffix .php.
The implementation of the autoloader must not throw exceptions, must not trigger any level of error message, and should not have a return value.