AudioScheduledSourceNode.onended

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onended event handler for the AudioScheduledSourceNode interface specifies an EventHandler to be executed when the ended event occurs on the node. This event is sent to the node when the concrete interface (such as AudioBufferSourceNode , OscillatorNode ，或 ConstantSourceNode ) determines that it has stopped playing.

ended event is only sent to a node configured to loop automatically when the node is stopped using its stop() method. This is the case, for example, when using an AudioBufferSourceNode 采用其 loop 特性被设为 true .

句法

AudioScheduledSourceNode.onended = EventHandler;

值

A function which is called by the browser when the ended event occurs on the AudioScheduledSourceNode . The function receives as input a single parameter, which is an object of type 事件 describing the event that occurred.

范例

In this simple example, an event listener for the ended event is set up to enable a "Start" button in the user interface when the node stops playing.

node.onended = function(event) {
  document.getElementById("startButton").disabled = false;
}

规范

规范	状态	注释
Web 音频 API The definition of 'onended' in that specification.	工作草案	最初的规范。

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`onended`	Chrome 14	Edge ≤79	Firefox 53	IE No	Opera 15	Safari ?	WebView Android Yes	Chrome Android 18	Firefox Android 25	Opera Android 14	Safari iOS ?	Samsung Internet Android 1.0

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