The Map object is a simple key/value pair. Keys and values in a map may be of any type.
<ul>
<li>You can create a map in Dart using the <code>Map</code> constructor or map literals (<code>{}</code>).
</li>
<li>To declare a Map using a Map constructor, we have two steps. First, declare the map and second, initialize the map .
</li>
</ul>
<pre><code class="lang-dart"> Map&lt;String, int&gt; map = {
 'apple': 5,
 'banana': 7,
 'orange': 8
 };
</code></pre>

The Map object is a simple key/value pair. Keys and values in a map may be of any type.

* You can create a map in Dart using the `Map` constructor or map literals (`{}`).
 
* To declare a Map using a Map constructor, we have two steps. First, declare the map and second, initialize the map .
 

```dart
 Map<String, int> map = {
 'apple': 5,
 'banana': 7,
 'orange': 8
 };
```

Dart Map