/**
 * ibantools-germany
 * Copyright (c) 2022-2026 Markus Baumer <markus@baumer.dev>
 * SPDX-License-Identifier: MIT OR MPL-2.0
 */
/**
 * Fill the account number with zeros from the left to get a 10 digits string
 */
export declare const paddedAccountNumber: (number: string) => string;
/**
 * Get an array of digits for a number or string
 *
 * Example: 0118999 will return [0, 1, 1, 8, 9 ,9 ,9]
 */
export declare const getDigits: (numberOrString: number | string) => number[];
/**
 * Get the sum of all numbers
 *
 * Example: [1,2,3] will return 6
 */
export declare const calculateSum: (numbers: number[]) => number;
/**
 * Get cross sum of number
 *
 * Example: 17 will return 8, 146 will return 11
 */
export declare const calculateCrossSum: (number: number) => number;
/**
 * Get cross sum of each number
 *
 * Example: [17, 146] will return [8, 11]
 */
export declare const calculateCrossSums: (numbers: number[]) => number[];
/**
 * Get unit column of number
 *
 * Example: 94 will return 4, 236 will return 6
 */
export declare const getUnitFromNumber: (number: number) => number;
/**
 * Get unit column of numbers
 *
 * Example: [94, 83] will return [4, 3]
 */
export declare const getUnitsFromNumbers: (numbers: number[]) => number[];
export type WeightType = "MULTIPLY" | "MULTIPLY_ADD";
/**
 * Return an array of digits weighted. This can either be by
 * multiplying the digits with the weight (default) or adding
 * the weight to the digits or by multiplying and then adding
 * the weight.
 *
 * Example: digits [1, 2 , 3 , 4] with weights [1, 2, 1, 2]
 * will return
 *   [1, 4, 3, 8] with type MULTIPLY
 *   [2, 6, 4, 10] with type MULTIPLY_ADD
 */
export declare const weightDigits: (digits: number[], weights: number[], weightType?: WeightType) => number[];
/**
 * Does the same as weightDigits() but uses the weight (left to right)
 * on the digits (right to left)
 */
export declare const weightDigitsRTL: (digits: number[], weights: number[], weightType?: WeightType) => number[];
/**
 * Calculates the modulo (remainder of division) and subtracts it from
 * the minuend, returns difference and remainder.
 *
 * Example: Value 12 with divisor 10 and minuend 11 will return 9 (remainder of 12/10 = 2; 11-2 = 9)
 */
export declare const moduloDifference: (value: number, divisor: number, minuend: number) => {
    difference: number;
    remainder: number;
};
/**
 * Get the difference to next half decade (5, 15, 25...).
 *
 * Example: Value 12 result is 3, value 6 is 9
 */
export declare const diffNextHalfDecade: (value: number) => number;
/**
 * Checksum calculation method for IBAN
 */
export declare const modulo97: (value: string) => number;
/**
 * Convert letters to digits (ASCII code minus 55)
 */
export declare const lettersToDigits: (string: string) => string;