編程問題:<c:when test="${判斷條件}">

<c:when test="${abnInfo.abnormalState eq null or abnInfo.abnormalState != '4'}" >

<a href="<%=basePath%>cardInfo/cardRedemptionOper.action?cardRedemption.orderId=${cardRedemption.orderId}&cardRedemption.cardNo=${cardRedemption.cardNo}"

target="dialog" mask="true" rel="dlg_page1" title="贖回" width="600" height="480">

贖回

</a>

</c:when>

<c:when test="${abnInfo.abnormalState eq '4'}" >

已贖回

</c:when>

</c:choose>