1. Dart
2. dart:html
3. StorageManager
4. estimate method

##### StorageManager class

1. Properties
2. hashCode
3. runtimeType
4. Methods
5. estimate
6. noSuchMethod
7. persist
8. persisted
9. toString
10. Operators
11. operator ==

description

# estimate method Null safety

Future<Map<String, dynamic>?> estimate ()

## Implementation

    Future<Map<String, dynamic>?> estimate() =>
        promiseToFutureAsMap(JS("", "#.estimate()", this));