好看的历史书籍推荐,完美世界国际版下载

大神就不用進來看了，分享一個實用的判斷寫法，自己已經(jīng)用，GPT幫我寫的。

              {if isset($eyou.field.videoyoutube) && !empty($eyou.field.videoyoutube)}
              <div class="layui-colla-item" id="videoSection">
                <h2 class="layui-colla-title product_title_n">Video</h2>
                <div class="layui-colla-content layui-show">
                  <div class="iframe-container">{$eyou.field.videoyoutube}</div>
                </div>
              </div>
              {elseif isset($eyou.field.lanmushiping) && !empty($eyou.field.lanmushiping)}
              <div class="layui-colla-item" id="videoSection">
                <h2 class="layui-colla-title product_title_n">Video</h2>
                <div class="layui-colla-content layui-show">
                  <div class="iframe-container">{$eyou.field.lanmushiping}</div>
                </div>
              </div>
              {else}
              {/if}

解釋說明：

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