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Java/JSTL/Session - История изменений
2026-04-23T14:44:58Z
История изменений этой страницы в вики
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http://www.jexp.ru/index.php?title=Java/JSTL/Session&diff=6719&oldid=prev
Admin: 1 версия
2010-06-01T06:17:29Z
<p>1 версия</p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 06:17, 1 июня 2010</td>
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Admin
http://www.jexp.ru/index.php?title=Java/JSTL/Session&diff=6718&oldid=prev
в 18:01, 31 мая 2010
2010-05-31T18:01:44Z
<p></p>
<p><b>Новая страница</b></p><div>== JSTL: Remove the attributes ==<br />
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<!-- start source code --><br />
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<source lang="java"><br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<c:set var="userName" value="Mark" scope="session" /><br />
<html><br />
<head><br />
<title>Set a scoped attribute</title><br />
</head><br />
<body><br />
This page sets a session-scoped attribute that is removed<br />
by page.<br />
</body><br />
</html><br />
//removeAttribute.jsp<br />
<%@ taglib uri="http://java.sun.ru/jstl/core" prefix="c" %><br />
<html><br />
<head><br />
<title>Remove a scoped attribute</title><br />
</head><br />
<body><br />
The session-scoped attribute called <b>userName</b> had a value<br />
of <b> <c:out value="${sessionScope.userName}" /> </b>, but it is about<br />
to be removed!<p/><br />
<c:remove var="userName" scope="session" /><br />
The value is now "<c:out value="${sessionScope.userName}" />"<br />
</body><br />
</html><br />
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</source><br />
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<!-- end source code --><br />
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== JSTL: set attributes ==<br />
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<!-- start source code --><br />
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<source lang="java"><br />
<%@ taglib prefix="c" uri="http://java.sun.ru/jstl/core" %><br />
<html><br />
<body><br />
This JSP stores the "para" in a session-scoped variable where<br />
the other JSPs in the web application can access it.<br />
<p /><br />
<c:set var="para" value="${41+1}" scope="session" /><br />
Click to view it.<br />
</body><br />
</html><br />
//displayAttributes.jsp<br />
<%@ taglib prefix="c" uri="http://java.sun.ru/jstl/core" %><br />
<html><br />
<head><br />
<title>Retrieval of attributes</title><br />
</head><br />
<body><br />
The para is <c:out value="${sessionScope.para}" /> <br/><br />
</body><br />
</html><br />
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</source><br />
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<!-- end source code --></div>