Generate QRcodes with R


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Documentation for package ‘qrcode’ version 0.1.4

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as.character.bits Convert a bits object into a character string
bits Create a bits object
bits2int Convert a bits object to an integer and vice versa
c.bits Combine bits
DataStringBinary Function to convert input data string to binary polynomial
ECgenerator Error correction code generator Generate error correction code based on the input polynomial.
formatPolyGen Function to calculate and generate format polynomial
generate_svg Generate the QR code as an svg file
int2bits Convert a bits object to an integer and vice versa
plot.qr_code Plot the QR code
polynomialGenerator Function to generate polynomial
print.bits Print a bits vector Display the logical vector as a bit string where 'FALSE' is shown as '0' and 'TRUE' as '1'.
print.qr_code Print the qr_code object
qrcode_gen QRcode generator
qrFillUpMatrix Function to fill up the data bits
qrInitMatrix Function to initialize QRcode in matrix for different version
qrInterleave Function to interleave the Data Code and Error Correction Core
qrMask Apply mask to the QRcode matrix
qrVersionInfo Function to identify the version of the QRcode based on input string
qr_code Generate the QR code
qr_encode Create the bit encoding
qr_error Create the message and error code bit string
qr_matrix Prepare matrices with default patterns and unmasked data A list with a matrix containing the default patterns (finder pattern, timing pattern, separators, alignment pattern and dark module), the unmask data pattern and the version.
qr_mode Determine the required mode
qr_version Determine the required version Returns a list with the version, error correction level and mode. The bit string encodes mode and the length of the input string.
versionPolyGen Function to calculate and generate version polynomial