<?php

namespace App\Controllers;

// use CodeIgniter\Controller;
// use App\Traits\Traceable;
use App\Controllers\TraceableController;
class TestBusinessController extends AdminController
{
    // use Traceable;

    public function a()
    {
        print_rr(debug_backtrace(0));
        // dd('sdjk');
        // $r = $this->callWithTrace('b',50,10);
        $r = $this->b(50,10);
        
        return json_encode(['a' => $r]);
        // return view('welcome_message');
    }

    public function b($x, $y)
    {
        // print_rr(debug_backtrace(0));
        return $x + $y;
    }
}