pix-utils/dist/module/utils/numToHex.js

Set of tools to parse, generate and validate payments of Brazil Instant Payment System (Pix)

export default function numToHex(n, digits) {
    const hex = n.toString(16).toUpperCase();
    if (digits) {
        return ('0'.repeat(digits) + hex).slice(-digits);
    }
    return hex.length % 2 === 0 ? hex : '0' + hex;
}
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