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49 lines (40 loc) · 1.18 KB
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<%--
Created by IntelliJ IDEA.
User: cpucode
Date: 2020/10/31
Time: 23:17
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>$Title$</title>
</head>
<body>
<br/>
hello cpu_code
<br/>
<!--定义的java代码,在service方法中。service方法中可以定义什么,该脚本中就可以定义什么-->
<%
System.out.println("hello jsp");
int i = 5;
String contextPath = request.getContextPath();
//字符输出流对象。可以将数据输出到页面上
out.println(contextPath);
%>
<!--定义的java代码,在jsp转换后的java类的成员位置-->
<%!
int i = 3;
%>
<!--定义的java代码,会输出到页面上。输出语句中可以定义什么,该脚本中就可以定义什么-->
<%=
"i = " + i
%>
<h1>hello------ jsp</h1>
<!-- 在tomcat服务器真正给客户端做出响应之前,会先找response缓冲区数据,再找out缓冲区数据。
response.getWriter()数据输出永远在out.write()之前-->
<%
response.getWriter().write("response------------\n");
%>
</body>
</html>