composer require maatwebsite/excel

php artisan vendor:publish --provider="Maatwebsite\Excel\ExcelServiceProvider"

‘providers‘ => [
    /*
     * Package Service Providers...
     */
    Maatwebsite\Excel\ExcelServiceProvider::class,
]

‘aliases‘ => [
    //...
    ‘Excel‘ => Maatwebsite\Excel\Facades\Excel::class,
]

php artisan make:export UsersExport --model=App\\User
php artisan make:import UsersImport --model=App\\User

public function export()
{
    return Excel::download(new UsersExport, ‘users.xlsx‘);
}

public function import()
{
    return Excel::import(new UsersImport, ‘users.xlsx‘);
}