1、导入样式，注意顺序 !-- bootstrap样式 --link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap.css"link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap-theme.min.css"link rel="stylesheet" href
1、导入样式，注意顺序
<!-- bootstrap样式 --> <link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap.css"> <link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap-theme.min.css"> <link rel="stylesheet" href="/static/bootstrap-fileinput/css/fileinput.min.css"> <script type="text/javascript" src="/static/jquery-3.2.1/jquery-3.2.1.min.js"></script> <script type="text/javascript" src="/static/bootstrap-fileinput/js/fileinput.min.js"></script> <script type="text/javascript" src="/static/bootstrap-fileinput/js/locales/zh.js"></script> <script type="text/javascript" src="/static/bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
2、test.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>
测试
</title>
<!-- bootstrap样式 -->
<link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap.css">
<link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap-theme.min.css">
<link rel="stylesheet" href="/static/bootstrap-fileinput/css/fileinput.min.css">
<script type="text/javascript" src="/static/jquery-3.2.1/jquery-3.2.1.min.js"></script>
<script type="text/javascript" src="/static/bootstrap-fileinput/js/fileinput.min.js"></script>
<script type="text/javascript" src="/static/bootstrap-fileinput/js/locales/zh.js"></script>
<script type="text/javascript" src="/static/bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container-fluid">
<div class="row">
<!-- 上传文件 -->
<div class="col-sm-8 col-md-8">
<div class="panel panel-default">
<input id="f_upload" type="file" class="file" />
</div>
</div>
</div>
</div>
</body>
</html>
3、效果截图
