# System delimiters

System delimiters refer to:

| Segment Marks | ASCII char 255 |
| --- | --- |
| Attribute Marks | ASCII char 254 |
| Value Marks | ASCII char 253 |
| Subvalue Marks | ASCII char 252 |

## See also

- [Attribute mark](https://d3codex.com/definitions/attribute-mark/)
- [Delimiter](https://d3codex.com/definitions/delimiter/)
- [Segment mark](https://d3codex.com/definitions/segment-mark/)
- [Value mark](https://d3codex.com/definitions/value-mark/)

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Source: https://d3codex.com/definitions/system-delimiters/ - part of the D3Codex reference.