Laravel 5 Include Helper Files

composer.json

 "autoload": {
        "files": [
            "app/Helpers/helpers.php",
        ],
        "psr-4": {
            "App\\": "app/",
        }
    },

HelperServiceProvider.php

<?php

// save app/Providers/

// remember to register it in your config/app.php
// 'providers' => [
// App\Providers\HelperServiceProvider::class,
// ]
// lastly run composer dump-autoload

namespace App\Providers;

use Illuminate\Support\ServiceProvider;

class HelperServiceProvider extends ServiceProvider
{
    /**
     * Register the application services.
     *
     * @return void
     */
    public function register()
    {
        foreach (glob(base_path() . '/app/Helpers/*.php') as $filename) {
            require_once $filename;
        }
    }
}