removegoods.java
来自「可以让初学者有一个感性的认识」· Java 代码 · 共 38 行
JAVA
38 行
import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class RemoveGoods extends HttpServlet
{
public void init(ServletConfig config) throws ServletException
{
super.init(config);
}
public void doPost(HttpServletRequest request,HttpServletResponse response) throws IOException,ServletException
{
PrintWriter out=response.getWriter();
response.setContentType("text/html;charset=GB2312");
out.println("<HTML><BODY>");
HttpSession session=request.getSession(true);
String item=request.getParameter("item");
session.removeAttribute(item);
out.println("<H3>Now goods in your car:</H3>");
Enumeration enum=session.getAttributeNames();
while(enum.hasMoreElements())
{
String name=(String)enum.nextElement();
out.print("<BR>"+(String)session.getAttribute(name));
}
out.println("</BODY></HTML>");
}
public void doGet(HttpServletRequest request,HttpServletResponse response) throws IOException,ServletException
{
doPost(request,response);
}
}
⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?