PianoTime/app/Http/Controllers/TestController.php

<?php

namespace App\Http\Controllers;

use App\Models\Student;
use App\Models\StudentCourse;
use App\Services\Admin\AdminUser;
use Carbon\Carbon;
use GuzzleHttp\Client;
use Illuminate\Http\Request;

class TestController extends Controller
{
    public function index(Request $request)
    {
        $begin = Carbon::today()->toDateTimeString();
        $end = Carbon::tomorrow()->toDateTimeString();
        dd($begin, $end);
    }
}