In JSP page we can access to attributes using this: (千美元). But if we in sevlet do the following:
req.getSession.setAttribute("name", sessionName );
getServletContext().setAttribute("name", sevletContextName)
req.setAttribute("name", reqName);
那么,哪一个可变的联合方案在使用时可以进入?
(千美元)
The JSP EL look in page, 然后提出请求,然后开庭,然后提出申请。
如果你想明确出席本届会议,则使用
${sessionScope.name}
保全范围
${applicationScope.name}
(和pageScope和requestScope)
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