EL表达式中的if.....else....使用方法

<c:choose>
	<c:when test="${userEntity.user_Authority_id == 'AAAAA'}"><!-- 如果 -->
		<td>修改,删除</td>
	</c:when>
	<c:when test="${userEntity.user_Authority_id == 'AAAcb'}"><!-- 如果 -->
		<td>修改,删除</td>
	</c:when>
	<c:otherwise> <!-- 否则 -->
	                                
	</c:otherwise>
</c:choose>

<c:if test="${var.index % 2 == 0}"> 
* 
</c:if>