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HTML onratechange 事件属性

❮ HTML 事件属性

示例

更改视频的播放速度并提醒速度已更改

<script>
function myFunction() {
  alert("onratechange 属性触发 - 视频的播放速度已更改");
}
</script>

<video onratechange="myFunction()">
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定义和用法

当音频/视频的播放速度发生变化时(例如用户切换到慢动作或快进模式时),就会发生 ratechange 事件。

此事件由 playbackRate 属性调用,该属性设置或返回音频/视频的当前播放速度。


浏览器支持

表格中的数字指定完全支持该事件的第一个浏览器版本。

事件
ratechange 9.0

语法

<element onratechange="script">

属性值

描述
script 当播放速度发生变化时要运行的脚本

技术细节

支持的 HTML 标签 <audio> 和 <video>

❮ HTML 事件属性

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