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    AudioParam.defaultValue

    The defaultValue property of the AudioParam interface represents the initial value of the attributes as defined by the specific AudioNode creating the AudioParam.

    Syntax

    var gainNode = audioCtx.createGain();
    var gainDefault = gainNode.gain.defaultValue; //'gain' is the AudioParam

    Value

    A float.

    Example

    var AudioContext = window.AudioContext || window.webkitAudioContext;
    var audioCtx = new AudioContext();
    
    var gainNode = audioCtx.createGain();
    var gainDefault = gainNode.gain.defaultValue;

    Specifications

    Specification Status Comment
    Web Audio API
    The definition of 'defaultValue' in that specification.
    Working Draft  

    Browser compatibility

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
    Basic support 14 webkit 23 Not supported 15 webkit
    22 (unprefixed)
    6 webkit
    Feature Android Chrome Firefox Mobile (Gecko) Firefox OS IE Phone Opera Mobile Safari Mobile
    Basic support Not supported 28 webkit 25 1.2 Not supported Not supported webkit

    See also

    Document Tags and Contributors

    Contributors to this page: fscholz, chrisdavidmills
    Last updated by: fscholz,