使用Bootstrap创建进度栏
要在Bootstrap中创建基本进度条，请使用.progress和.progress-bar类。
您可以尝试运行以下代码以形成进度条-
示例
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap Example</title>
<link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet">
<script src = "/scripts/jquery.min.js"></script>
<script src = "/bootstrap/js/bootstrap.min.js"></script>
</head>
<body>
<div class = "progress">
<div class = "progress-bar" role = "progressbar" aria-valuenow = "60"
aria-valuemin = "0" aria-valuemax = "100" style = "width: 60%;">
<span class = "sr-only">60% Complete</span>
</div>
</div>
</body>
</html>