JavaScriptjavascript .m4a和.aif视频文件无法获取时长 代码如下: choose audio file to get length: <input style="cursor: pointer;" type="file" id="file" multiple="multiple" /> <script> //when files are selected: ……继续阅读 » 7个月前 (11-27) 194浏览 0评论 0个赞
