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- <%--
- Created by IntelliJ IDEA.
- User: x'b'w
- Date: 2021/5/21
- Time: 18:49
- To change this template use File | Settings | File Templates.
- --%>
- <%@ page contentType="text/html;charset=UTF-8" language="java" %>
- <html>
- <head>
- <title>作用域</title>
- </head>
- <body>
- <h1>main</h1>
- <%--比较4种作用域--%>
- <%-- pageContext--%>
- <%--request--%>
- <%
- request.setAttribute("name","bean");
- // request.getRequestDispatcher("target.jsp").forward(request,response);
- %>
- <%--session--%>
- <%
- session.setAttribute("name02","zq");
- // response.sendRedirect("target.jsp");
- %>
- <%--application--%>
- <%
- application.setAttribute("name03","tmqq");
- response.sendRedirect("target.jsp");
- %>
- </body>
- </html>
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