<s:iterator>如何實現一行顯示指定個數的值

   <%-- 此處模擬樓主要輸出的數據 --%>

      <s:set name="data" value="{'x','x','x','x','x','x','x','x','x','x','x','x','x','x'}" />

      <%-- 輸出 --%>

      <s:iterator value="data" status="vs">

          <s:property />

          <s:if test="#vs.count % 4 == 0"><br></s:if>

      </s:iterator>