title: Native php. Not works namespace use
body: <p>I`m use namespace in my project. But namespace not works.</p>
  
  <p>file index.php </p>
  
  <pre><code>use \Folder\Aa;
  Aa::test();
  $test = new Aa();
  </code></pre>
  
  <p>file Folder/Aa.php </p>
  
  <pre><code>namespace  Folder;
  class Aa
  {
      static function test()
      {
          $a = 3;
          echo $a;
      }
  }
  </code></pre>
  
  <p>Write me Fatal error: Class 'Folder\Aa' not found in /home/ademidko/www/first.local/index.php</p>
  
  <p>I`m changes namespace in Аа.php, write "use \Folder" and other -> but not works</p>