request获取前台表单
<form action="<%=basePath%>/login.do" method="post">
<ul>
<li>姓 名:<input type="text" name="account" /> </li>
<li>密 码:<input type="text" name="password" /> </li>
<li><input type="submit" value="确认" /> </li>
</ul>
</form>
Map<String, String[]> form = request.getParameterMap();
System.out.println(form .get("account")[0]);
System.out.println(form .get("password")[0]);