passwordForm.jsp<%@ page language=”java” import=”java.util.*” pageEncoding=”UTF-8″%><%String path = request.getContextPath();//获取上下文路径String basePath = request.getScheme()+”://”+request.getServerName()+”:”+request.getServerPort()+path+”/”;%>> =>My JSP ‘passwordForm.jsp’ starting page=====”description” content=”This is my page”><!–<link type=”text/css” href=”styles.css”>–> =”text/javascript”>{if(document.loginform.zhanghao.value==””){window.alert(“账号不能为空！”);return ;}if(document.loginform.mima.value==””){window.alert(“密码不能为空！”);return ;}loginform.submit();}==>=>请输入账号：=>>请输入密码：=>>===>> </body></html><!–passwordForm_result.jsp–><%@ page language=”java” import=”java.util.*” pageEncoding=”UTF-8″%><%String path = request.getContextPath();String basePath = request.getScheme()+”://”+request.getServerName()+”:”+request.getServerPort()+path+”/”;%>>>My JSP ‘passwordForm_result.jsp’ starting page=====”description” content=”This is my page”><!–<link type=”text/css” href=”styles.css”>–> </head> <body><%String user=request.getParameter(“zhanghao”);String password=request.getParameter(“mima”);%>>>>密码为：>></html>
结果如图所示：
查看passwordForm_result.jsp的网页源代码
会发现java代码没有显示，，是因为html和javascript都是前端语言，是浏览器编译运行的，而jsp/php/asp都是在服务器端运行的后端脚本语言
可是我知道结果是惨淡的，但还是心存希望！
