Dart SDK
dart:collection
MapMixin
<K, V>
length property
length
MapMixin class
Constructors
MapMixin
Properties
isEmpty
isNotEmpty
keys
length
values
hashCode
runtimeType
Methods
addAll
clear
containsKey
containsValue
forEach
putIfAbsent
remove
toString
noSuchMethod
Operators
operator []
operator []=
operator ==
length property
int
length
The number of key-value pairs in the map.
Implementation
int get length => keys.length;