attributeChangedCallback method

  1. @override
void attributeChangedCallback(
  1. String name,
  2. String? oldValue,
  3. String? newValue
)
override

Called when an observed attribute changes.

Implementation

@override
void attributeChangedCallback(
  String name,
  String? oldValue,
  String? newValue,
) {
  if (oldValue != newValue) {
    update();
  }
}