Method appendAlphanumericBytes

src/core/qrcode/encoder/Encoder.ts:558–580

(content: string, bits: BitArray)

    }

    public static appendAlphanumericBytes(content: string, bits: BitArray): void /*throws WriterException*/ {
        const length = content.length;
        let i = 0;
        while (i < length) {
            const code1 = Encoder.getAlphanumericCode(content.charCodeAt(i));
            if (code1 === -1) {
                throw new WriterException();
            }
            if (i + 1 < length) {
                const code2 = Encoder.getAlphanumericCode(content.charCodeAt(i + 1));
                if (code2 === -1) {
                    throw new WriterException();
                }
                // Encode two alphanumeric letters in 11 bits.
                bits.appendBits(code1 * 45 + code2, 11);
                i += 2;
            } else {
                // Encode one alphanumeric letter in six bits.
                bits.appendBits(code1, 6);
                i++;
            }
        }
    }

    public static append8BitBytes(content: string, bits: BitArray, encoding: string): void {
        let bytes: Uint8Array;