##### bool class

1. Constructors
2. fromEnvironment
3. Properties
4. hashCode
5. runtimeType
6. Methods
7. toString
8. noSuchMethod
9. Operators
10. operator &
11. operator ^
12. operator |
13. operator ==

# toString method

String toString ()
override

Returns either `"true"` for `true` and `"false"` for `false`.

## Implementation

    String toString() {
      return this ? "true" : "false";
    }