first commit

application/controllers/Logout.php

@@ -0,0 +1,15 @@
+<?php
+
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+class Logout extends CI_Controller {
+
+    public function index() {
+        $data = array();
+        $_SESSION['firstname'] = $_SESSION['username'] = $_SESSION['sessionid'] = $_SESSION['session_id'] = "";
+        $data['action_message'] = '';
+        unset($_SESSION);
+        redirect('welcome');
+    }
+
+}