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26 lines
617 B
Markdown
26 lines
617 B
Markdown
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# Barcodes
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## QR-Codes
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### Beispiel
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```php
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$factory = $this->app->Container->get('BarcodeFactory');
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// Qrcode-Objekt erzeugen
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$ecLevel = 'M'; // M = Medium error correction
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$qrcode = $factory->createQrCode($qrtext, $ecLevel);
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// Varianten für die Ausgabe
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$html = $qrcode->toHtml($width, $height, $color);
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$svg = $qrcode->toSvg($width, $height, $color);
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$png = $qrcode->toPng($width, $height, $color);
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```
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##### Fehlerkorrektur-Levels
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* `L` = Low / Niedrige Fehlerkorrektur (Default)
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* `M` = Medium / Mittlere Fehlerkorrektur
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* `Q` = Quartile / Bessere Fehlerkorrektur
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* `H` = High / Höchste Fehlerkorrektur
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