ibantools-germany
Version:
IBAN Validator and Generator for German Bank Accounts
19 lines (18 loc) • 857 B
JavaScript
;
/**
* ibantools-germany
* Copyright (c) 2022-2026 Markus Baumer <markus@baumer.dev>
* SPDX-License-Identifier: MIT OR MPL-2.0
*/
Object.defineProperty(exports, "__esModule", { value: true });
const helper_1 = require("../helper");
const method06_1 = require("./method06");
exports.default = (number) => {
const paddedNumber = (0, helper_1.paddedAccountNumber)(number);
const digits = (0, helper_1.getDigits)(paddedNumber.slice(2, 9));
const givenCheckDigit = digits.pop(); // Check digit is last digit
const weightedDigits = (0, helper_1.weightDigitsRTL)(digits, [2, 3, 4, 5, 6, 7]);
const sum = (0, helper_1.calculateSum)(weightedDigits);
const { difference: calculatedCheckDigit } = (0, helper_1.moduloDifference)(sum, 11, 11);
return (0, method06_1.method06Result)(givenCheckDigit, calculatedCheckDigit);
};