EL表達式分割字符串，顯示省略號

<td title="${baFactoryBasicInfo.address}">
	<c:if test="${fn:length(baFactoryBasicInfo.address)>30}">
        ${fn:substring(baFactoryBasicInfo.address, 0, 30)} ...
    </c:if>
    <c:if test="${fn:length(baFactoryBasicInfo.address)<=30}">
         ${baFactoryBasicInfo.address}
    </c:if>
</td>