jsp 开发之struts2中s:select标签的使用

<s:select list="{'aa','bb','cc'}" theme="simple" headerkey="00" headervalue="00"></s:select>

<s:select list="#{1:'aa',2:'bb',3:'cc'}" label="abc" listkey="key" listvalue="value" headerkey="0" headervalue="aabb">
 

<s:select theme="simple" name="select1" id="select1" cssstyle="width:120px;" list="#{'':'所有','1':'正常','2':'异常'}" listkey="key" listvalue="value" value="#request.select1" ></s:select>
 

<%
hashmap map =new linkedhashmap();
map.put(1,"aaa");
map.put(2,"bbb");
map.put(3,"ccc");
request.setattribute("map",map);
request.setattribute("aa","2");
 %>
<s:select list="#request.map" label="abc" listkey="key" listvalue="value" value="#request.aa" headerkey="0" headervalue="aabb">
</s:select>