with
Size, in pixels, of the canvas the QRCode will be drawn into. The resulting image will be a square of size by size.
If this value is <= 0 than the size will be computed from the data.
Defaults to 0 (meaning the code will compute it from the data to be encoded)
Parameters
size
Size, in pixels, of the canvas where to draw the QRCode. Defaults to 0 meaning it'll be computed from the data to be encoded.