Backpack Controller - AJAX or Not

```
<?php

namespace App\Http\Controllers\Admin;

use Backpack\CRUD\app\Http\Controllers\CrudController;

// VALIDATION: change the requests to match your own file names if you need form validation
use App\Http\Requests\MytestRequest as StoreRequest;
use App\Http\Requests\MytestRequest as UpdateRequest;

class MytestCrudController extends CrudController
{

    public function setUp()
    {

        /*
        |--------------------------------------------------------------------------
        | BASIC CRUD INFORMATION
        |--------------------------------------------------------------------------
        */
        if ((int)config('backpack.crud.ajax_table_count', 256) !== -1 &&
            \App\Models\Mytest::count() >= config('backpack.crud.ajax_table_count', 256))
        {
            $this->crud->enableAjaxTable();
        }

        $this->crud->setModel("App\Models\Mytest");
        $this->crud->setRoute("/admin/mytest");
        $this->crud->setEntityNameStrings('mytest', 'mytests');

        /*
        |--------------------------------------------------------------------------
        | BASIC CRUD INFORMATION
        |--------------------------------------------------------------------------
        */

        $this->crud->setFromDb();
        
        // Snipped out other code.
}
```