在此页

• 句法
• 规范
• 浏览器兼容性
• 相关话题

cancelAndHoldAtTime() 特性为 AudioParam interface cancels all scheduled future changes to the AudioParam but holds its value at a given time until further changes are made using other methods.

句法

var audioParam = AudioParam.cancelAndHoldAtTime(cancelTime)
					

参数

cancelTime

A double representing the time (in seconds) after the AudioContext was first created after which all scheduled changes will be cancelled.

返回值

A reference to the AudioParam it was called on.

规范

规范	状态	注释
Web 音频 API The definition of 'cancelAndHoldAtTime()' in that specification.	工作草案	初始定义。

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
cancelAndHoldAtTime	Chrome 57 57 ? — 56 Alternate Name Alternate Name Uses the non-standard name: cancelValuesAndHoldAtTime()	Edge ≤79	Firefox 不支持 No	IE 不支持 No	Opera 44 44 ? — 43 Alternate Name Alternate Name Uses the non-standard name: cancelValuesAndHoldAtTime()	Safari 不支持 No	WebView Android 57 57 ? — 56 Alternate Name Alternate Name Uses the non-standard name: cancelValuesAndHoldAtTime()	Chrome Android 57 57 ? — 56 Alternate Name Alternate Name Uses the non-standard name: cancelValuesAndHoldAtTime()	Firefox Android 不支持 No	Opera Android 43 43 ? — 43 Alternate Name Alternate Name Uses the non-standard name: cancelValuesAndHoldAtTime()	Safari iOS 不支持 No	Samsung Internet Android 7.0 7.0 ? — 6.0 Alternate Name Alternate Name Uses the non-standard name: cancelValuesAndHoldAtTime()

图例

完整支持

完整支持

不支持

不支持

使用非标名称。

使用非标名称。

元数据

• 最后修改： 2020 年 1 月 22 日

相关话题

1. Web 音频 API
2. AudioParam
3. 特性

   1. defaultValue
   2. maxValue
   3. minValue
   4. value
4. 方法

   1. cancelAndHoldAtTime()
   2. cancelScheduledValues()
   3. exponentialRampToValueAtTime()
   4. linearRampToValueAtTime()
   5. setTargetAtTime()
   6. setValueAtTime()
   7. setValueCurveAtTime()
5. Related pages for Web Audio API

   1. AnalyserNode
   2. AudioBuffer
   3. AudioBufferSourceNode
   4. AudioContext
   5. AudioContextOptions
   6. AudioDestinationNode
   7. AudioListener
   8. AudioNode
   9. AudioNodeOptions
   10. AudioProcessingEvent
   11. AudioScheduledSourceNode
   12. AudioWorklet
   13. AudioWorkletGlobalScope
   14. AudioWorkletNode
   15. AudioWorkletProcessor
   16. BaseAudioContext
   17. BiquadFilterNode
   18. ChannelMergerNode
   19. ChannelSplitterNode
   20. ConstantSourceNode
   21. ConvolverNode
   22. DelayNode
   23. DynamicsCompressorNode
   24. GainNode
   25. IIRFilterNode
   26. MediaElementAudioSourceNode
   27. MediaStreamAudioDestinationNode
   28. MediaStreamAudioSourceNode
   29. OfflineAudioCompletionEvent
   30. OfflineAudioContext
   31. OscillatorNode
   32. PannerNode
   33. PeriodicWave
   34. StereoPannerNode
   35. WaveShaperNode