##### StringBuffer class

1. Constructors
2. StringBuffer
3. Properties
4. isEmpty
5. isNotEmpty
6. length
7. hashCode
8. runtimeType
9. Methods
10. clear
11. toString
12. write
13. writeAll
14. writeCharCode
15. writeln
16. noSuchMethod
17. Operators
18. operator ==

# writeln method

void writeln ([Object obj = "" ])

Converts `obj` to a String by invoking Object.toString and adds the result to `this`, followed by a newline.

## Implementation

    external void writeln([Object obj = ""]);