c:foreach循环map_c:foreach_c:foreach怎么用var

<c:forEach items="${list2.classifyList}"var="list3"> //最外面循环<c:set var="isDoing"value="0"/>//在里面循环外赋值<c:forEach items="${spcList}"var="spcList"varStatus="i"> //第二层循环<c:if test="${spcList.classifyid==list3.serialnumber}"> //判断相等后根据ID显示名称<input type="checkbox"name="classify"value="${list3.serialnumber}"checked>${list3.name} <c:set var="isDoing"value="1"/> //赋值跳出循环</c:if> </c:forEach><c:if test="${isDoing!='1'}"> //如果等于赋的值显示最外面循环内容<input type="checkbox"name="classify"value="${list3.serialnumber}">${list3.name}</c:if></c:forEach>

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