Lagua Low Level Notation

L3 is a way to encode a low-level functional program that utilizes both XML and JSON data in a flat string of text. Rarely used characters delimit different node types.

Status: 🌁
Constants:

1. B | Element
2. L | Attribute / tuple
3. L | teXt
4. L | Reference
5. B | List
6. B | Map
7. L | Processing-instruction
8. L | Comment
9. B | Document
10. L | doctype
11. B | documenT-fragmenT
12. L | teXt (number, boolean, null)
13.   | N/A
14. B | Function call
15. B | Quotation
16. L | doctype (serialized)
17.   | end-of-branch