title: how to get the button value from jsp to servlet
body: <p>how to get the button value from jsp to servlet
  in jsp:</p>
  
  <pre><code>&lt;input type=button name=bt value=gi onclick="document.frm.submit();"&gt;&lt;/input&gt;
  </code></pre>
  
  <p>and in servlet like that:</p>
  
  <pre><code>String gi =request.getParameter("bt");
      System.out.print("button value" +gi);
  </code></pre>
  
  <p>result=null </p>
  
  <p>thanks  </p>