Java web:显示当前日期
来自CloudWiki
新建JSP文件ShowDate.jsp
自动生成代码如下:
<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>Insert title here</title> </head> <body> </body> </html>
修改页面编码方式为UTF-8
- 将代码第一行中pageEncoding="ISO-8859-1"改为UTF-8
- 修改项目编码方式:Eclipse中Window->Preferences ,在打开的对话框中输入JSP,在下方的树形目录中单机JSP,在右方显示JSP相关设置,将Encodding设置为UTF-8.
获取当前日期
- 在第一行代码import属性中添加java.text.*包引用
<%@ page language="java" import ="java.util.*,java.text.* " pageEncoding="UTF-8"%>
- 设置page指令的contentType属性,设置为UTF-8
<%@ page language="java" import ="java.util.*,java.text.* " contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
- 获取当前时间:
<%@ page language="java" import ="java.util.*,java.text.* " contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> </head> <%--这是JSP注释 --%> <% SimpleDateFormat formater = new SimpleDateFormat("yyyy年MM月dd日"); String strCurrentTime = formater.format(new Date()); %> <body> 欢迎光临ED电子商城! 现在时间为: <%=strCurrentTime %> </body> </html>
其他页面引用显示时间
index.jsp:
<%@ page language="java" import ="java.util.*,java.text.* " contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>Insert title here</title> </head> <body> <% out.println("Hello Jinan"); %> <%@ include file="/ShowDate.jsp" %> </body> </html>
ShowData.jsp:
<%@ page language="java" import ="java.util.*,java.text.* " contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%--这是JSP注释 --%> <% SimpleDateFormat formater = new SimpleDateFormat("yyyy年MM月dd日"); String strCurrentTime = formater.format(new Date()); %> <body> 欢迎光临ED电子商城! 现在时间为: <%= strCurrentTime %> </body> </html>