isEmpty property
override
Returns true
if there are no elements in this collection.
May be computed by checking if iterator.moveNext()
returns false
.
Implementation
bool get isEmpty { return (identical(_sentinel._nextLink, _sentinel)); }
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Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.13.0/dart-collection/DoubleLinkedQueue/isEmpty.html