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  • JSP标签

    Jstl标签:

    <c:choose>

        <c:when test="${newsManage == null || newsManage.id == 'null' || newsManage.id ==''}">添加${newsManage.title}新闻资讯信息</c:when>               <c:otherwise>修改${newsManage.title}新闻资讯信息</c:otherwise>

    </c:choose>

    <c:if test="${css == 'css1'}"> </c:if>

    标签解释:

    1.<c:if>:    <c:if test="$row.money>100">         Java入门    </c:if>    相当于java的if条件

    2.<c:choose> 一般作为 <c:when> 、 <c:otherwise> 的父标签。

       例子: <c:choose>    

            <c:when test="$row.money<100" >   初学Java  </c:when>    

            <c:when test="$row.money>100">    Java入门  </c:when>      

            <c:otherwise>  Java高级深入 </c:otherwise>

          </c:choose>

    格式: <c:choose>    

                      <c:when></c:when>    

                  <c:otherwise></c:otherwise>

              </c:choose>

    相当于if...else

    出自:http://blog.sina.com.cn/s/blog_92da36a70100z1gy.html

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  • 原文地址:https://www.cnblogs.com/gallop/p/3297400.html
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