## QrExtCompactionMode enumeration

Specifies QR compaction mode for codetext added by QrExtCodetextBuilder.

```csharp
public enum QrExtCompactionMode
```

### Values

| Name | Value | Description |
| --- | --- | --- |
| Auto | `0` | The encoder selects the most efficient QR compaction mode automatically. |
| Numeric | `1` | Encodes codetext in QR Numeric mode. Only digits 0-9 are allowed. |
| AlphaNumeric | `2` | Encodes codetext in QR Alphanumeric mode. |
| Bytes | `3` | Encodes codetext in QR Byte mode. |
| Kanji | `4` | Encodes codetext in QR Kanji mode. |

### See Also

* namespace [Aspose.BarCode.Generation](../../aspose.barcode.generation/)
* assembly [Aspose.BarCode](../../)