isEmpty property
bool isEmptyReturns true
if there are no elements in this collection.
May be computed by checking if iterator.moveNext()
returns false
.
Source
bool get isEmpty => !iterator.moveNext();
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-core/Iterable/isEmpty.html