Php 如何将Laravel更新为最新版本？

我最近才开始研究Laravel

到目前为止，我只有很少的“页面”（路由+视图和单个模型）

如果我查一下artisan的版本

php artisan --version
Laravel Framework 5.4.19

我想更新所有5.4.23，以保持FW和供应商包的更新

什么是rigt程序

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我使用

laravelnew

启动项目，只需运行

composer update

Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 0 installs, 15 updates, 0 removals
  - Updating symfony/css-selector (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/var-dumper (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/routing (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/process (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/http-foundation (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/event-dispatcher (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/debug (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/http-kernel (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/finder (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/console (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating swiftmailer/swiftmailer (v5.4.7 => v5.4.8): Downloading (100%)
  - Updating symfony/translation (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating league/flysystem (1.0.39 => 1.0.40): Downloading (100%)
  - Updating laravel/framework (v5.4.19 => v5.4.23): Downloading (100%)
  - Updating symfony/yaml (v3.2.7 => v3.2.8): Downloading (100%)

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只需运行

composer更新

Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 0 installs, 15 updates, 0 removals
  - Updating symfony/css-selector (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/var-dumper (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/routing (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/process (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/http-foundation (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/event-dispatcher (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/debug (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/http-kernel (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/finder (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating symfony/console (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating swiftmailer/swiftmailer (v5.4.7 => v5.4.8): Downloading (100%)
  - Updating symfony/translation (v3.2.7 => v3.2.8): Downloading (100%)
  - Updating league/flysystem (1.0.39 => 1.0.40): Downloading (100%)
  - Updating laravel/framework (v5.4.19 => v5.4.23): Downloading (100%)
  - Updating symfony/yaml (v3.2.7 => v3.2.8): Downloading (100%)