struts2 if test使用

1

<table class="table">
    <tr>
        <th>获取条件</th>
        <th>操作</th>
    </tr>
    <s:iterator value="coupons" id="coupon" status="st">
        <tr>
            <td><s:if test="%{value==-1}">
                    到店领取
                </s:if> <s:elseif test="%{value==0}">
                    免费领取
                </s:elseif>
                <s:else>
                    <s:property value="value" /> 积分</s:else></td>
            <td ><s:date name="startdate"  format="yyyy年MM月dd日"/> --<s:date name="expiredate"  format="yyyy年MM月dd日"/></td>
           
            <td>
                <s:if test="%{deleted==false}">
                    <a href="removeCoupon_manage?coupon.id=<s:property value="id" />"
                        onclick="return confirm ('确定下架？')">下架</a>
                </s:if> <s:else>
                    <a href="deployCoupon_manage?coupon.id=<s:property value="id" />"
                        onclick="return confirm ('确定上架？')">上架</a>
                </s:else>
   
                <s:if test="%{ad==null}">
                    <a href="deploy_ad?ad.id=<s:property value="id" />"
                        onclick="return confirm ('设为广告页')">设为广告页</a>
                </s:if> <s:else>
                    <a href="delete_ad?ad.id=<s:property value="id" />"
                        onclick="return confirm ('删除广告页')">取消广告页</a>
                </s:else></td>
        </tr>
    </s:iterator>

</table>

 2、判断条件使用“或”:||

<s:if test="%{#session.admin!=null||#session.operator!=null}">
</s:if>

  3、判断条件使用“并且”:&&

Done