flutter list to map
List list = [ ('a', (1,2)), ('b', (2,3)), ('c', (3,4)) ]
// Dart >= 2.3:
var result = { for (var v in list) v[0]: v[1] };
// Dart < 2.3
var result = Map.fromIterable(list, key: (v) => v[0], value: (v) => v[1]);flutter list to map
List list = [ ('a', (1,2)), ('b', (2,3)), ('c', (3,4)) ]
// Dart >= 2.3:
var result = { for (var v in list) v[0]: v[1] };
// Dart < 2.3
var result = Map.fromIterable(list, key: (v) => v[0], value: (v) => v[1]);flutter map key/value
void main() {
final testMap = {"a": 1, "b": 2, "c": 3, "d": 4, "e": 5};
for (final mapEntry in testMap.entries) {
final key = mapEntry.key;
final value = mapEntry.value;
print('Key: $key, Value: $value'); // Key: a, Value: 1 ...
}
}Copyright © 2021 Codeinu
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