removeWhere method
Removes all entries of this map that satisfy the given test
.
final terrestrial = <int, String>{1: 'Mercury', 2: 'Venus', 3: 'Earth'};
terrestrial.removeWhere((key, value) => value.startsWith('E'));
print(terrestrial); // {1: Mercury, 2: Venus}
Implementation
@override
void removeWhere(bool test(K? key, V value)) {
return _buildChanges((_) {
this.forEach((k, v) {
if (test(k, v) == true) {
_.remove(k);
}
});
super.remove(test);
});
}