How can one effectively manage a PHP project that involves object-oriented programming, JavaScript, jQuery, and Ajax?

To effectively manage a PHP project that involves object-oriented programming, JavaScript, jQuery, and Ajax, it is essential to maintain a clear project structure, use version control systems like Git, document code thoroughly, and regularly test and debug the code. Additionally, utilizing frameworks like Laravel or Symfony can streamline development and provide built-in features for handling AJAX requests.

// Example PHP code snippet using Laravel framework to handle AJAX requests

// routes/web.php
Route::post('/ajax-request', 'AjaxController@handleRequest');

// app/Http/Controllers/AjaxController.php
namespace App\Http\Controllers;

use Illuminate\Http\Request;

class AjaxController extends Controller
{
    public function handleRequest(Request $request)
    {
        // Handle AJAX request logic here
        $data = $request->input('data');
        
        // Return response
        return response()->json(['message' => 'Request handled successfully', 'data' => $data]);
    }
}