Laravel check version

 run php artisan --version from your console.

The version string is defined here:

https://github.com/laravel/framework/blob/master/src/Illuminate/Foundation/Application.php

/**
 * The Laravel framework version.
 *
 * @var string
 */
 const VERSION = '5.5-dev';

https://stackoverflow.com/questions/44637811/how-to-know-laravel-version-and-where-is-it-defined