Maps. Keys and Values
Explore how to use maps in Dart to manage key-value pairs with unique keys. Learn to create maps using literals and constructors, specify key and value types, and access data efficiently for app development.
We'll cover the following...
We'll cover the following...
Overview
A map is an unordered collection of key-value pairs. It associates keys and values. Every value has a key. This means that every key must be unique, however, the same value can be used multiple times. Two items with the same value will still be unique through their separate key.
Use a map when you need to access objects by a unique identifier.
Maps are of the type
Map.
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