AudioNode: numberOfInputs property
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The numberOfInputs property of
the AudioNode interface returns the number of inputs feeding the
node. Source nodes are defined as nodes having a numberOfInputs
property with a value of 0.
Value
An integer ≥ 0.
Examples
js
const audioCtx = new AudioContext();
const oscillator = audioCtx.createOscillator();
const gainNode = audioCtx.createGain();
oscillator.connect(gainNode).connect(audioCtx.destination);
console.log(oscillator.numberOfInputs); // 0
console.log(gainNode.numberOfInputs); // 1
console.log(audioCtx.destination.numberOfInputs); // 1
Specifications
| Specification |
|---|
| Web Audio API # dom-audionode-numberofinputs |