JSP中param动作的实例详解 JSP中param动作的实例详解 一 语法 常常与一起使用，作为其子标签存在。 二 代码 1、login.jsp <%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8" %> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> My JSP 'login.jsp' starting page

系统登录

用户名：
密码：
2、dologin.jsp <%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> My JSP 'dologin.jsp' starting page 3、user.jsp <%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> My JSP 'user.jsp' starting page

用户资料

<% request.setCharacterEncoding("utf-8"); String username = ""; String password = ""; String email = ""; if(request.getParameter("username")!=null) { username = request.getParameter("username"); } if(request.getParameter("password")!=null) { password = request.getParameter("password"); } if(request.getParameter("email")!=null) { email = request.getParameter("email"); } %> 用户名：<%=username %>
密码：<%=password %>
电子邮箱：<%=email %>
三 运行结果 如有疑问请留言或者到本站社区交流讨论，感谢阅读，希望能帮助到大家，谢谢大家对本站的支持！