JSP - <jsp:include>和<%@include%>的区别
2018-01-11 14:34
246 查看
jsp:include指令
<jsp:include page="head.jsp" /> //放在头部
动态引入。用<jsp:include path=""> 引入的jsp文件,引入的文件是在翻译阶段执行. 原文件和引入文件被编译成两个servlet.两个.jsp文件是两个相互独立的整体, 它们之间的关系是通过request和reponse来发生的.
include动作
<%@include file="subpage.jsp" %> //可以放在body内
静态引入。用<%@include file=" "%>引入的jsp文件,实在请求处理阶段执行. 原文件和引入文件被编译成一个servlet.只是简单将被引入的.jsp嵌套到原文件。
何时使用
使用include指令,如果被包含的文件发生改变,那么,用到它的所有Jsp页面都需要更新。 仅当include动作不能满足要求时,我们才应该使用include指令。 首选include动作。应该尽可能地使用include动作。仅在所包含的文件中定义了主页面要用到的字段或方法,或所包含的文件设置了主页面的响应报头时,才应该使用include指令。
相关文章推荐
- <jsp:include>和<%@include%>的区别
- <jsp:include>和<%@include%>的区别 转
- <jsp:include>和<%@include%>的区别
- <jsp:include>和<%@include%>的区别,JSP动态include和静态include的区别
- <jsp:include>和<%@include%>的区别
- jsp的静态包含与动态包含:<%@ include file="" %>和<jsp:include page=""></jsp:include>区别与分析
- [转]<jsp:include>和<%@include%>的区别
- <jsp:include>和<%@include%>的区别
- <jsp:include>和<%@include%>的区别
- <%@ include file=""%>和<jsp:include page="c.jsp"></jsp:include>区别
- <jsp:include>和<%@include%>的区别
- <jsp:include>和<%@include file=""%>有什么区别?
- <jsp:include>和<%@ include %>的区别
- <jsp:include>和<%@include file=""%>有什么区别
- <jsp:include>和<%@include%>的区别
- <%@include>与<jsp:include>区别
- <jsp:include>和<%@include%>的区别
- 快速理解<jsp:include>和<%@include%>的区别(从计算机角度理解,不是我个人随便猜解)
- <jsp:include>和<%@include%>的区别
- <jsp:include>和<%@include%>的区别