title: How to get file type in file upload control?
body: <p>I am used in file upload control. i got the File Name for <code>CreateDataBase.docx</code> . 
  Now I want the <code>fileType</code> for <code>docx</code> </p>
  
  <p>I have  <code>CreateDataBase.docx</code>  .I just want this file type or i want to  remove <code>CreateDataBase</code></p>
  
  <p><strong>I have lot of file for xml,pdf,docx,etc .</strong> .So <strong>I want the file type or next characters of dot(.)</strong> </p>