java中如何获得下拉列表框中的文字
来源:百度知道 编辑:UC知道 时间:2024/05/07 20:18:37
请高手指教
1,用getSelectedItem()得到序号
2 用当前序号得到下拉变量的text值
java中获取下拉框的值是可以使用request.getParameter(下拉框定义的名称)方法来获取。
具体代码如下:
Servlet类:
public class DemoServlet extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
System.out.println(request.getParameter("name"));
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
页面:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Demo</title>
<meta http-equiv="pragma" content="no-cache">
<meta h