containsValue method
Whether this map contains the given value
.
Returns true if any of the values in the map are equal to value
according to the ==
operator.
final moonCount = <String, int>{'Mercury': 0, 'Venus': 0, 'Earth': 1,
'Mars': 2, 'Jupiter': 79, 'Saturn': 82, 'Uranus': 27, 'Neptune': 14};
final moons3 = moonCount.containsValue(3); // false
final moons82 = moonCount.containsValue(82); // true
Implementation
@override
bool containsValue(Object? comp) => value.containsValue(comp);