title: How to get element index at PLinq ForAll
body: <p>I have the following code:</p>
  
  <pre><code>line.Split(' ').AsParallel().ForAll(word =&gt;
  {
      // How to get element index?
  }
  </code></pre>
  
  <p>How do I get the current element's index? Is it possible?</p>