factory BiquadFilterNode(BaseAudioContext context, [Map options]) {
  if (options != null) {
    var options_1 = convertDartToNative_Dictionary(options);
    return BiquadFilterNode._create_1(context, options_1);
  }
  return BiquadFilterNode._create_2(context);
}
    © 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
    https://api.dart.dev/stable/2.5.0/dart-web_audio/BiquadFilterNode/BiquadFilterNode.html