php-qrcode/_sources/Built-In-Output-QRFpdf.md.txt

# QRFpdf

[Class `QRFpdf`](https://github.com/chillerlan/php-qrcode/blob/main/src/Output/QRFpdf.php): [Portable Document Format](https://en.wikipedia.org/wiki/PDF) (PDF) output via [FPDF](https://github.com/setasign/fpdf)


## Options that affect this module

| property                       | type           |
|--------------------------------|----------------|
| `$returnResource`              | `bool`         |
| `$imageBase64`                 | `bool`         |
| `$bgColor`                     | `mixed`        |
| `$drawLightModules`            | `bool`         |
| `$fpdfMeasureUnit`             | `string`       |


### Options that have no effect

| property               | reason          |
|------------------------|-----------------|
| `$drawCircularModules` | N/A             |
| `$circleRadius`        | N/A             |
| `$keepAsSquare`        | N/A             |
| `$connectPaths`        | N/A             |
| `$excludeFromConnect`  | N/A             |
| `$scale`               | not implemented |
| `$imageTransparent`    | N/A             |