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/Dart 2

MutationObserver constructor

MutationObserver(MutationCallback callback)

Implementation

factory MutationObserver(MutationCallback callback) {
  // Dummy statement to mark types as instantiated.
  JS('MutationObserver|MutationRecord', '0');

  return JS(
      'MutationObserver',
      'new(window.MutationObserver||window.WebKitMutationObserver||'
          'window.MozMutationObserver)(#)',
      convertDartClosureToJS(_wrapBinaryZone(callback), 2));
}

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.5.0/dart-html/MutationObserver/MutationObserver.html