GainNode: gain property
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.
The gain property of the GainNode interface is an a-rate AudioParam representing the amount of gain to apply.
Value
An AudioParam.
Note:
Though the AudioParam returned is read-only, the value it represents is not.
Examples
See BaseAudioContext.createGain() for example code showing how to use an AudioContext to create a GainNode, which is then used to mute and unmute the audio by changing the gain property value.
Specifications
| Specification |
|---|
| Web Audio API # dom-gainnode-gain |
Browser compatibility
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