##### Dimension class

1. Constructors
2. cm
3. css
4. em
5. ex
6. inch
7. mm
8. pc
9. percent
10. pt
11. px
12. Properties
13. value
14. hashCode
15. runtimeType
16. Methods
17. toString
18. noSuchMethod
19. Operators
20. operator ==

# toString method

String toString ()

Print out the CSS String representation of this value.

## Implementation

    String toString() {
      return '${_value}${_unit}';
    }