第二zhou
1.
<%@ page import="java.util.Date" %> <%@ page contentType="text/html;charset=UTF-8" language="java" %> <html> <body> <h2>Hello World!</h2> </body> <% Date date = new Date(); int year = date.getYear() + 1900; int month = date.getMonth() + 1; int day = date.getDay(); int hour = date.getHours(); String tips; if (hour >=0 && hour<=12) { tips = "上午好"; }else if (hour > 12 && hour <18) { tips = "下午好"; }else{ tips = "晚上好"; } %> <h3>当前时间是<%=year%>年<%=month%>月星期<%=day%>,<%=hour%>时</h3> <h3><%=tips%>!</h3> </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> <title>My JSP 'second.jsp' starting page</title> <%!boolean x(int year) { if (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) { return true; } else { return false; } }%> </head> <body> <% boolean y = x(2023); out.print(y); %> </body> </html>
3.