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map dogoo
This is part of the dogoo package that provides Dart and Flutter utilities.
Map Dogoo provides utility functions and extension for Map.
Features #
Set value with default value.
Get value with default value.
Make pretty json string.
Usage #
import 'package:map_dogoo/map_dogoo.dart';
void main() {
Map<String, dynamic> myMap = {
'key1': 1,
};
mapSetIfPresent(map: myMap, key: 'key2'); // myMap : { "key1": 1}
mapSetIfPresent(map: myMap, key: 'key2', value: 2); // myMap : { "key1": 1, "key2": 2}
mapSetIfPresent(map: myMap, key: 'key3', value: null, defaultValue: 3); // myMap : { "key1": 1, "key2": 2, "key3": 3}
mapGetIfPresent(myMap, 'key1'); // 1
mapGetIfPresent(myMap, 'key2'); // 2
mapGetIfPresent(myMap, 'key5', defaultValue: 5); // 5
mapToPrettyJsonString(myMap); // {\n "key1": 1,\n "key2": 2,\n "key3": 3}
myMap = {'key1': 1};
myMap.setIfPresent('key2'); // myMap : { "key1": 1}
myMap.setIfPresent('key2', value: 2); // myMap : { "key1": 1, "key2": 2}
myMap.setIfPresent('key3', value: null, defaultValue: 3); // myMap : { "key1": 1, "key2": 2, "key3": 3}
myMap.getIfPresent('key1'); // 1
myMap.getIfPresent('key2'); // 2
myMap.getIfPresent('key5', defaultValue: 5); // 5
myMap.toPrettyJsonString(); // {\n "key1": 1,\n "key2": 2,\n "key3": 3}
}
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