getOrDefault method
V?
getOrDefault(
- K key,
- V defaultValue
Retrieves the value for the specified key
from the map.
If the key does not exist, returns the provided defaultValue
.
Example:
var map = {'first': 1, 'second': 2};
print(map.getOrDefault('third', 0)); // Output: 0
Implementation
V? getOrDefault(K key, V defaultValue) {
return containsKey(key) ? this[key] : defaultValue;
}