とりあえずアップグレードガイドのマニュアルを見てみる。
https://laravel.com/docs/5.7/upgrade
毎度のことながら、5.6.* →5.7.* に変更
composer.json
“require”: {
        “php”: “^7.1.3”,
        “fideloper/proxy”: “^4.0”,
        “laravel/framework”: “5.7.*”,
        “laravel/tinker”: “^1.0”
    },
[/php]
[vagrant@localhost barley]$ cp ../composer.phar composer.phar
[vagrant@localhost barley]$ ls
app            composer.lock  package.json  resources   tests
artisan        composer.phar  phpunit.xml   routes      vendor
bootstrap      config         public        server.php  webpack.mix.js
composer.json  database       readme.md     storage
[vagrant@localhost barley]$ php composer.phar update
[vagrant@localhost barley]$ php artisan –version
Laravel Framework 5.7.28
[vagrant@localhost barley]$ php artisan serve –host 192.168.35.10 –port 8000
Laravel development server started: 
[Sun Apr 14 16:15:25 2019] 192.168.35.1:65342 [200]: /favicon.ico
はあああああああああああああ?????
なんだこれ?