Programming in Dart: Control Flow & Collections

May 3 2022 Dart 2.15, DartPad, DartPad

Part 2: More Collections

12. Create & Populate Maps

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Previous episode: 11. Introduction Next episode: 13. Access & Work with Maps

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You’re ready to learn about another extremely useful collection type in Dart: maps.

var emptyMap = {};
var anotherMap = Map<String, int>();
var namesAndPets = { 'Ron': '🐀 Rat', 'Rincewind': '🛄 Luggage', 'Thor': '🔨 Hammer', 'Goku': '☁️ Flying Nimbus' }; 
namesAndPets['🐶 Cosmos'] = 'Brian';
namesAndPets['Ron'] = '🦉 Owl';