Dart SDK
dart:collection
MapMixin
isNotEmpty
property
isNotEmpty
MapMixin
Properties
keys
length
isEmpty
isNotEmpty
values
Constructors
MapMixin
Operators
operator []
operator []=
Methods
remove
clear
forEach
addAll
containsValue
putIfAbsent
containsKey
toString
bool
isNotEmpty
read-only
(Not documented.)