qrcode-rs 0.2.1

QR code encoder in Rust，Generate QR Code matrices and images in RAW, PNG and SVG formats.
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use qrcode_rs::QrCode;
use qrcode_rs::render::unicode;

fn main() {
    let code = QrCode::new(b"Hello").unwrap();
    let string = code.render::<unicode::Dense1x2>().quiet_zone(false).build();
    println!("{}", string);
}