title: Get file name list in fileinfo list
body: <p>How can i get file name list from</p>
  
  <pre><code>List&lt;FileInfo&gt; FileInfoList;
  </code></pre>
  
  <p>by using LINQ? I want all file names in</p>
  
  <pre><code>List&lt;string&gt; FileNames;
  </code></pre>
  
  <p>list. I don't want to construct a foreach loop and don't want to add file names iteratively.</p>