title: How can I substring a TCHAR
body: <p>I have a TCHAR and value as below:</p>
  
  <pre><code>TCHAR          szDestPathRoot[MAX_PATH]="String This";
  </code></pre>
  
  <p>Now I want the 1st three character from  TCHAR , like below:</p>
  
  <pre><code>szDestPathRoot.substring(0,2);
  </code></pre>
  
  <p>How can I do this.</p>