提交前是这样的提交后是这样的
我的代码是这样的<%@ page language="java" import="java.util.*" pageEncoding="utf-8" contentType="text/html;charset=utf-8"%>
<%@page import="Info.StudentInfo"%><%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'queryStudent.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<form action="/FirstWeb/StudentSer" method="post">
关键字: <input type="text" name="S_name">
<input type="submit" value="查找">
<input type="hidden" name="statue" value="queryStudent">
<br>
</form>
<%
ArrayList<StudentInfo> students=(ArrayList)request.getAttribute("students");
if(students!=null){
out.println(students.size());
out.println("的手术费是刚刚vvvvddd");
System.out.println("各方各个各个");
}
%>
</body>
</html>
该怎么改呢?请大家帮帮忙哦!
我的代码是这样的<%@ page language="java" import="java.util.*" pageEncoding="utf-8" contentType="text/html;charset=utf-8"%>
<%@page import="Info.StudentInfo"%><%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'queryStudent.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<form action="/FirstWeb/StudentSer" method="post">
关键字: <input type="text" name="S_name">
<input type="submit" value="查找">
<input type="hidden" name="statue" value="queryStudent">
<br>
</form>
<%
ArrayList<StudentInfo> students=(ArrayList)request.getAttribute("students");
if(students!=null){
out.println(students.size());
out.println("的手术费是刚刚vvvvddd");
System.out.println("各方各个各个");
}
%>
</body>
</html>
该怎么改呢?请大家帮帮忙哦!
在StudentSer这个类里面我指定了编码了。
<form action="/FirstWeb/StudentSer" method="post"> 你是说这个吗?
在StudentSer这个类里面我指定了编码了。
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
Studentimpl studentimpl=new Studentimpl();
PrintWriter out=response.getWriter();
out.println(request.getParameter("S_name"));//Parameter参数的意思
if (request.getParameter("statue").equals("indexStudent")) {
StudentInfo student = new StudentInfo();
student.setS_name(request.getParameter("S_name"));
student.setS_no(request.getParameter("S_no"));
student.setS_like(studentimpl.joinString(request
.getParameterValues("S_like")));
studentimpl.saveStudent(student);
}else if (request.getParameter("statue").equals("queryStudent")) {
String S_name=request.getParameter("S_name");
ArrayList<StudentInfo> students=studentimpl.queryStudent(S_name);
//把数据从Ser传到视图页面中
request.setAttribute("students", students);
//页面之间跳转Ser->jsp,词跳转是工程内跳转,不能跳转到工程外
//重定向,这个地方不用写工程名
RequestDispatcher dispatcher=request.getRequestDispatcher("queryStudent.jsp");
dispatcher.forward(request, response);
}
}
但是还是不得啊
// PrintWriter out=response.getWriter();
// out.println(request.getParameter("sname"));//Parameter参数的意思
* 这一句是的运行时出现乱码
*/
还是很感谢大家的帮忙,谢谢大家了。