Dart SDK
dart:core
Map
isEmpty
property
isEmpty
Map
Properties
keys
values
length
isEmpty
isNotEmpty
Constructors
Map
from
unmodifiable
identity
fromIterable
fromIterables
Operators
operator []
operator []=
Methods
containsValue
containsKey
putIfAbsent
addAll
remove
clear
forEach
bool
isEmpty
read-only
Returns true if there is no key-value pair in the map.