W3cubDocs

/Dart 2

removeFirst method

E removeFirst ()

Removes and returns the first element of this queue.

The queue must not be empty when this method is called.

Implementation

E removeFirst() {
  _DoubleLinkedQueueEntry<E> firstEntry = _sentinel._nextLink;
  E result = firstEntry._remove();
  _elementCount--;
  return result;
}

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-collection/DoubleLinkedQueue/removeFirst.html