<%@page language="java" contentType="text/html"%> JSP Page

c:out

test:${writing}

<% request.setAttribute("sss","test"); %> <%="RemoteAddr=" + request.getRemoteAddr() %>
<%="RemoteHost=" + request.getRemoteHost() %>
<%="ServerName=" + request.getServerName() %>
<%="ServerPort=" + request.getServerPort() %>
expression:<%=request.getAttribute("sss")%>
tag:${requestScope.sss}
tag(not escape):${sss}