用户ID:
<select name="userid" onchange="document.location.href='<%=request.getContextPath()%>/powerAction.do?id='+options[selectedIndex].value" >
<c:forEach items="${userlist}" var="users">
<option value="${users.userid}"
<logic:equal value="${users.userid}" name="select">selected="selected" </logic:equal>
>
${users.username}
</option>
</c:forEach>
</select>
其中红色的如果改变成:
<c:if ${select eq users.userid}> selected="selected" </c:if>
不能正常改变,不知道怎么回事!