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<%    	request.setAttribute("userName", "小团团");    %>    
       <%=request.getAttribute("userName") %>    
       ${userName }    
           <%    	Student student = new Student();    	student.setAge(18);    	student.setName("张三");    	request.setAttribute("student", student);    %>    ${student.name }  和  ${student.age }    
       <%    	List
   
     strList = new ArrayList
    
     ();    	strList.add("张三");    	strList.add("李四");    	request.setAttribute("strList", strList);    %>    	姓名1：${strList[0] }     	姓名2：${strList[1] }     <%     	Map
     
       strMap = new HashMap
      
       ();     	strMap.put("one","张三");     	strMap.put("two","lisi");     	request.setAttribute("strMap", strMap);     %>     ${strMap.one }     ${strMap.two }或者${strMap["two"] }          
            <%     	Student student2 = null;     	request.setAttribute("stu2", student2);     %>     ${student2 eq null } ** ${empty student2 }     
            ${student.age > 18 ? "成年人" : "未成年人"}     
            <%     	request.setAttribute("num", 10);     %>     	加10:${num+10}     
            ${pageContext.request.contextPath }     kkj
      
     
    
   

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