<?php
$courseInfo = new CourseInfo();
echo $courseInfo->getCourseIntroduce();
?>
</div>
</div>
<div id="teachingEnvironment" class="tab2">
<h1>教学环境</h1>
<div class="info">
<?php
echo $courseInfo->getTeachingEnvironment();
?>
</div>
</div>
<div class="tab3">
<div class="info">
<?php
$teacherInfo = new DBTeacher();
$detail = $teacherInfo->getAllIntroduce();
foreach ($detail as $value) {
$value = (array) $value;
echo "<div>";
echo "教师图片：<img src=' " . Config::get('images/portraits') . $value['portraits'] . "' /><br>";
echo "姓名：<p>" . $value['name'] . "</p><br>";
