<?php
namespace App\Http\Controllers;
use Illuminate\Http\Request;
use App\Http\Requests;
use App\Models\Pri;
use Validator;

class PriController extends Controller
{
  public function pri(Request $request)
    {
     // $ab =escapeshellarg(`ls -al`);
     //     echo "<pre>$ab</pre>";
           $output = `ls -al`;
           echo "<pre>$output</pre>";
    }

}