简单教程
提交运行
代码编辑器:
<video id="myVideo" width="320" height="240" controls> <source src="/static/i/html/html_video_1.mp4" type="video/mp4"> <source src="/static/i/html/html_video_1.ogg" type="video/ogg"> 您的浏览器不支持 video 标签。 </video><br> <button onclick="getPlaySpeed()" type="button">视频默认播放速度为?</button> <button onclick="setPlaySpeed()" type="button">设置快速播放</button> <script> var x = document.getElementById("myVideo"); function getPlaySpeed() { alert(x.defaultPlaybackRate); } function setPlaySpeed() { x.defaultPlaybackRate = 5; x.load(); } </script>
运行结果: