JSP入门
jsp代码:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>jsp入门(输出时间)</title> </head> <body> <font color="red"> 当前时间值是: <% Date date = new Date(); String time = date.toLocaleString(); %> <%=time %> <!-- 脚本表达式,他的作用就是用于向浏览器输出数据 --> </font> </body> </html>
jsp代码:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>脚本片段</title> </head> <body> <% int x = 1; %> aaaaaa <% out.print(x); %> <% for(int i =0 ; i<9; i++){ %> aaaa <% } %> </body> </html>
jsp代码:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>jsp声明</title> </head> <body> <%! public void run(){ } static{ } private int num = 0; %> </body> </html>
jsp代码:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>jsp注释</title> </head> <body> //jsp注释 不会显示在浏览器,推荐使用 <%-- This is my JSP page. <br> --%> //html xml 注释 虽然不显示,但是会打给浏览器 <!-- aaaaaaaaaa --> </body> </html>