1. Dart
2. dart:async
3. AsyncError
4. toString method

##### AsyncError class

1. Constructors
2. AsyncError
3. Properties
4. error
5. hashCode
6. runtimeType
7. stackTrace
8. Methods
9. noSuchMethod
10. toString
11. Operators
12. operator ==
13. Static methods
14. defaultStackTrace

description

# toString method Null safety

String toString ()
override

Returns a string representation of this object.

## Implementation

    String toString() => '$error';