</div> <div class="tab-pane" id="qa"> <div class="qa-input" style="margin-top:20px"> <?php echo MarkdownEditor::widget([ 'name' => 'markdown', 'options' => ['placeholder' => '求大神!'], 'height' => 150, ]); ?> </div> <div class="qa-detail"> <?php foreach (Question::getQuestionList($course->id) as $question): ?> <div class="media col-lg-12"> <div class="media-left media-middle col-lg-2"> <a href="#"> <img class="media-object img-circle" style="margin: 6% 0 0 0 " src="<?php echo User::findModel($question->user_id)->head_picture?>" alt="" width="60px"> </a> <span class="qa-name" style="text-align: center"><?php echo User::findModel($question->user_id)->username?></span> </div> <div class="media-body"> <span class="fa fa-question-circle fa-lg col-lg-1 qa-question-fa"></span> <span class="media-heading qa-content" ><?php echo Markdown::convert($question->content)?></span> <div class="qa-new"> <span class="fa fa-comment fa-lg col-lg-1"></span> <?php if (Answer::replyLatest($question->id)): ?> <span>[最新回答]</span> <span><a href=""><?php echo User::findModel(Answer::replyLatest($question->id)->answer_user_id)->username?> :</a></span>