<%@ 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);
out.print("现在的时间是 "+hour+"点"); //输出时间点
if(hour<=12){
%>
上午好
<%}else if(hour>=13&&hour<=18){ %>
下午好
<%} else if(hour>18&&hour<=23){ %>
晚上好
<%}
%>
</body>
</html>
<!-- HTML注释 -->
<%!int year = 2023;%>
<%
if (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) {
out.print("2023是闰年");
} else {
out.print("2023不是闰年");
}
%>
<%@ 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<=5;i++){
%><hr width="<%=i*100%>px" >
<% } %>
</body>
</html>
