struts2中标签的使用

optgroupTag.jsp

 

<s:select label="My Selection" name="mySelection" value="%{'POPEYE'}"
    list="%{#{'SUPERMAN':'Superman', 'SPIDERMAN':'spiderman'}}">
    <s:optgroup label="Adult" list="%{#{'SOUTH_PARK':'South Park'}}" />
    <s:optgroup label="Japanese"
     list="%{#{'POKEMON':'pokemon','DIGIMON':'digimon','SAILORMOON':'Sailormoon'}}" />
   </s:select>