익스프레션 언어 requestScope

<%@ page language="java" contentType="text/html; charset=UTF-8"

pageEncoding="UTF-8"%>

int sum = 0;

for(int cnt=1 ; cnt<=100 ; cnt++){

sum += cnt;

}

request.setAttribute("result", new Integer(sum));

RequestDispatcher dispatcher = request.getRequestDispatcher("ex01_ok.jsp");

dispatcher.forward(request, response);

ex01_ok.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"

pageEncoding="UTF-8"%>

<!DOCTYPE html>

<html>

<head>

<title>Insert title here</title>

</head>

<body>

1부터 100까지 더한 결과는? <%=request.getAttribute("result") %><br />

1부터 100까지 더한 결과는? ${result}<br />

1부터 100까지 더한 결과는? ${requestScope.result}<br />

</body>

</html>

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