本文实例为大家分享了js带进度条上传多视频的具体代码，供大家参考，具体内容如下
效果：
引用：
<link rel="stylesheet" href="bootstrap.css" rel="external nofollow" >
<script src="jquery.fileupload.js"></script>
<script src="http://malsup.github.com/jquery.form.js"></script>
html:
<p class="form-group">
<label>产品视频：</label>
<p class="videoupfile">
<input type="file" name="avatarvideo" class="avatarvideo"><a class="btn deleteavatarvideo" href="javascript:;" rel="external nofollow" rel="external nofollow" >删除</a>
<p class="videomaterials">
<p class="progress">
<p class="progress-bar progress-bar-success progress-bar-striped" role="progressbar" aria-valuenow="45" aria-valuemin="0" aria-valuemax="100" style="width: 0%">
<span class="sr-only">0% complete</span>
</p>
</p>
<p class="files"></p>
<p class="showimg"></p>
<input type="hidden" value="" name="video_id[]">
<p style="color: #b92c28" class="img_upload_info"></p>
</p>
</p>
<p class="videoupfile">
<input type="file" name="avatarvideo" class="avatarvideo"><a class="btn deleteavatarvideo" href="javascript:;" rel="external nofollow" rel="external nofollow" >删除</a>
<p class="videomaterials">
<p class="progress">
<p class="progress-bar progress-bar-success progress-bar-striped" role="progressbar" aria-valuenow="45" aria-valuemin="0" aria-valuemax="100" style="width: 0%">
<span class="sr-only">0% complete</span>
</p>
</p>
<p class="files"></p>
<p class="showimg"></p>
<input type="hidden" value="" name="video_id[]">
<p style="color: #b92c28" class="img_upload_info"></p>
</p>
</p>
</p>
script:
//上传视频
$(".avatarvideo").change(function() {
var _this = $(this);
_this.wrap("<form class='fileuploadevideo' action='/admin/uploadimg/addvideo' method='post' enctype='multipart/form-data'></form>");
_this.parents('.fileuploadevideo').ajaxsubmit({
datatype: 'json',
beforesend: function () {
$(".progress").show();
},
uploadprogress: function (event, position, total, percentcomplete) {
var percentval = percentcomplete + '%';
_this.parents('.videoupfile').find(".progress-bar").width(percentcomplete + '%');
_this.parents('.videoupfile').find(".progress-bar").html(percentval);
_this.parents('.videoupfile').find(".sr-only").html(percentcomplete + '%');
},
success: function (data) {
if(data.code==100) {
_this.parents('.videoupfile').find(".files").html("文件名: " + data.video_title);
_this.parents('.videoupfile').find("input[type=hidden]").val(data.video_id);
alert("上传成功!");
}else{
alert("上传失败");
}
},
error: function () {
alert("上传失败");
}
});
以上就是js是如何实现带进度条的多视频上传？的详细内容。