第二次 JS 作业
1.
<body>
<%
Calendar c=Calendar.getInstance();
int h=c.get(Calendar.HOUR);
int m=c.get(Calendar.MINUTE);
int s=c.get(Calendar.SECOND);
String a="";//java注释
if(h>=0&&h<=12){
a="上午好";
}
if(h>=13&&h<=17){
a="下午好";
}
if(h>=18&&h<=23){
a="晚上好";
}
%>
<tr align="center"><td>现在时间是：<%=h %>:<%=m %>:<%=s %>--<%=a %></td></tr>
</body>
2.
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<%int nian=2023; %>
<%
if(nian%100!=0&&nian%4==0)
{ out.print("是闰年");
}
else if(nian%400==0) { out.print("是闰年");
}
else
{
out.print("2023不是闰年");}
%>
</head>
<body>
</body>
</html>
3.
<!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<=5;i++){ %>
<hr width="<%=i*100%>px"><%--jsp注释 --%>
<% }%>
</body>
</html>
