$renderer
$renderer : \BaconQrCode\Renderer\RendererInterface
Renderer instance.
QR code writer.
$renderer : \BaconQrCode\Renderer\RendererInterface
Renderer instance.
writeString(string $content, string $encoding = Encoder::DEFAULT_BYTE_MODE_ECODING, int $ecLevel = ErrorCorrectionLevel::L) : string
Writes QR code and returns it as string.
Content is a string which should be encoded in UTF-8, in case there are non ASCII-characters present.
| string | $content | |
| string | $encoding | |
| int | $ecLevel |