AudioParam: maxValue 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 maxValue read-only property of the AudioParam interface represents the maximum possible value for the parameter's nominal (effective) range.

Value

A floating-point Number indicating the maximum value permitted for the parameter's nominal range.

The default value of maxValue is the maximum positive single-precision floating-point value (+340,282,346,638,528,859,811,704,183,484,516,925,440).

Examples

js
const audioCtx = new AudioContext();
const gainNode = audioCtx.createGain();
console.log(gainNode.gain.maxValue); // 3.4028234663852886e38

Specifications

Specification
Web Audio API
# dom-audioparam-maxvalue

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
maxValue

Legend

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Full support
Full support

See also