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HTML 音频/视频 DOM loadeddata 事件

❮ HTML 音频/视频 DOM 参考

示例

提醒当前帧的数据可用(对于 <video>)

let vid = document.getElementById("myVideo");
vid.onloadeddata = function() {
    alert("浏览器已加载当前帧");
};
试试看 »

下面有更多“试试看”示例。


定义和用法

loadeddata 事件在当前帧的数据加载完毕但不足以播放指定音频/视频的下一帧时发生。

在音频/视频的加载过程中,以下事件按此顺序发生

  1. loadstart
  2. durationchange
  3. loadedmetadata
  4. loadeddata
  5. progress
  6. canplay
  7. canplaythrough

浏览器支持

表中的数字指定完全支持该事件的第一个浏览器版本。

事件
loadeddata 9.0

语法

在 HTML 中

<audio|video onloadeddata="myScript">试试看

在 JavaScript 中

audio|video.onloadeddata=function(){myScript};试试看

在 JavaScript 中,使用 addEventListener() 方法

audio|video.addEventListener("loadeddata", myScript);试试看

技术细节

支持的 HTML 标签 <audio> 和 <video>
支持的 JavaScript 对象 音频、视频

更多示例

示例

提醒当前帧的数据可用(对于 <audio>)

let aud = document.getElementById("myAudio");
aud.onloadeddata = function() {
    alert("浏览器已加载当前帧");
};
试试看 »

❮ HTML 音频/视频 DOM 参考
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