title: Meaning of "this" in this code?
body: <pre><code> public boolean contains(Object o) {
      for (E x : this)
          if (x.equals(o))
              return true;
      return false;
  }
  </code></pre>
  
  <p>Can someone tell me what excatly means "this" in this code? Can I write it without this and how?</p>