Removed spaces

application/controllers/Pages.php

 <?php
-
 class Pages extends CI_Controller {
     var $private_pages = array('profile','logout');
     var $restrict_pages = array('signin');
@@ -23,4 +22,5 @@ class Pages extends CI_Controller {
         $this->load->view('pages/'.$page, $data);
         $this->load->view('templates/footer', $data);
     }
-}
\ No newline at end of file
+}
+?>
\ No newline at end of file

application/controllers/User.php

-	<?php
+<?php
 	class User extends CI_Controller {
 		function __construct() {
 			parent::__construct();
@@ -186,4 +186,4 @@
        	redirect(site_url('/pages/view/home'));
        }
    }
-   ?>
+?>

application/models/User_model.php

@@ -66,6 +66,6 @@ class User_model extends CI_Model {
         }
         $this->authenticate($this->session->userdata('logged_in')['username'],$this->session->userdata('logged_in')['password']);
         return $this;   
-    }
-    
-}
\ No newline at end of file
+    } 
+}
+?>
\ No newline at end of file

application/views/pages/articles.php

@@ -4,12 +4,12 @@
 			<input class="form-control" id="listSearch" type="text" placeholder="Type something to search list items" onkeyup="filter()">
 			<br>
 			<ul class="list-group" id="myList">
-				<?php 
+<?php 
 				$query =  $this->db->query("SELECT * FROM article LIMIT 50");
 				foreach ($q = $query->result() as $row) {
 					echo "<li class=\"list-group-item\"><h3>".$row->title."</h3><br><p>". $row->description ."</p></li>";
 				}
-				?>
+?>
 			</ul>
 		</div>
 	</div>

application/views/pages/profile.php

@@ -10,10 +10,10 @@
                     <div class="col-12 col-sm-auto mb-3">
                       <div class="mx-auto" style="width: 140px;">
                         <div class="d-flex justify-content-center align-items-center rounded" style="height: 140px; background-color: rgb(233, 236, 239);">
-                          <?php
+<?php
                           echo "<img src=". (strlen($this->session->userdata('logged_in')['photo']) > 0 ?
                              'data:image/jpeg;base64,'.base64_encode($this->session->userdata('logged_in')['photo']) : resources() . 'default.jpg') ." class=\"card-img-top\">"
-                             ?>
+?>
                          </div>
                      </div>
                  </div>
@@ -22,7 +22,7 @@
                     <h4 class="pt-sm-2 pb-1 mb-0 text-nowrap"><?php echo $this->session->userdata('logged_in')['name']; ?></h4>
                     <p class="mb-0"><?php echo '@'. $this->session->userdata('logged_in')['username'] ?></p>
                     <div class="mt-2">
-                        <?php echo form_open_multipart('user/upload');?>
+<?php echo form_open_multipart('user/upload');?>
                         <input type="file" name="photo" />
                         <input type="submit" value="Upload photo" class="btn btn-primary" type="button" />
                         </form>
@@ -34,9 +34,8 @@
             </div>
         </div>
     </div>
-    
-  <?php echo validation_errors(); ?>
-  <?php echo form_open("user/update"); ?>
+<?php echo validation_errors(); ?>
+<?php echo form_open("user/update"); ?>
     <form class="row flex-lg-nowrap">
       
     <ul class="nav nav-tabs">