/**
 * Strips all non-digit characters from a string.
 */
export declare function stripNonDigits(value: string): string;
/**
 * Ensures the string doesn't exceed a certain length.
 */
export declare function limitLength(value: string, maxLength: number): string;
/**
 * Inserts a separator (e.g. '/') between chunks of specified sizes.
 *
 * Example:
 *   insertChunks("12345", [2, 2, 1], "/")
 *   -> "12/34/5"
 */
export declare function insertChunks(value: string, chunkSizes: number[], separator: string): string;
/**
 * A flexible RegExp replace helper.
 * Pass in a pattern (RegExp) and a replacer string or function.
 *
 * Example:
 *   applyRegexReplace("12345", /\d/g, "*")
 *   -> "*****"
 */
export declare function applyRegexReplace(value: string, pattern: RegExp, replaceWith: string): string;
/**
 * Clamps a numeric string (after parsing to a number) within min and max range.
 * Useful if you want to ensure months/days remain in valid ranges, etc.
 *
 * Example:
 *   clampDigits("13", 1, 12) -> "12"
 */
export declare function clampDigits(numericString: string, min: number, max: number): string;
/**
 * Takes a string that is expected to contain a currency value and extracts
 * the decimal equivalent from it. Any non-numeric characters are removed and the
 * result is parsed as a float. If the result is NaN, returns 0.
 *
 * @param {string} currency - The currency string to parse
 * @returns {number} The parsed number, or 0 if parsing fails
 */
export declare function parseCurrencyToNumber(currency: string): number;