jsp第二次作业

1.

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>

<%

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 'index.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>

          <%

                 Calendar c=Calendar.getInstance();

              int hour=c.get(Calendar.HOUR);

              if(hour>0&&hour<12){

                     out.print("上午好");

              }else if(hour>13&&hour<17){

                     out.print("上午好");

              }else{

                     out.print("晚上好");

              }

       %>             

             

             

  

  </body>

</html>

　　

 

2.

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>

<%

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 'index.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>

          <%! public String year(int year){

                 String result = "平年";

                 if((year/4 == 0 && year/100!=0)&&year/400==0){

                        result = "闰年";

                 }

                 return result;

          }

       %>             

             

       <%

              String year = year(2023);

              out.print(year);

       %>      

  

  </body>

</html>

　

 

3.

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>

<%

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 'index.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>             

       <%

              for(int i = 1;i <= 3;i++){

              %>

              <hr width= "<%= i*100 %>"/>

              <%

              }

       %>      

  

  </body>

</html>

　

4.

 

　

posted on 2022-03-13 21:15  chenyulin11  阅读(28)  评论(0)    收藏  举报

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