/**
 * Sanitizes a number to English format. If input is already a number, returns it as-is.
 * If input is a string, converts Unicode digits to English and validates it's a valid number.
 *
 * @param number - The input to sanitize (number or string)
 * @returns The sanitized number or string, or null if invalid
 *
 * @example
 * ```ts
 * sanitizeNumberToEnglish(123); // returns 123
 * sanitizeNumberToEnglish('۱۲۳'); // returns '123'
 * sanitizeNumberToEnglish('abc'); // returns null
 * ```
 */
export declare function sanitizeNumberToEnglish(number: number): number;
export declare function sanitizeNumberToEnglish<T>(number: T): number | null;
/**
 * Sanitizes a number to English string format, preserving leading zeros.
 * If input is a string, converts Unicode digits to English and validates it's a valid number.
 * If input is already a number, converts it to string.
 *
 * @param number - The input to sanitize (number or string)
 * @returns The sanitized number as string, or null if invalid
 *
 * @example
 * ```ts
 * sanitizeNumberStringToEnglish(123); // returns '123'
 * sanitizeNumberStringToEnglish('۰۱۲۳'); // returns '0123' (preserves leading zero)
 * sanitizeNumberStringToEnglish('abc'); // returns null
 * ```
 */
export declare function sanitizeNumberStringToEnglish<T>(number: T): string | null;
/**
 * Sanitizes a phone number by converting Unicode digits, removing special characters,
 * and standardizing the format with country code.
 *
 * @param input - The phone number input to sanitize
 * @param countryCode - The country code to apply (default: '98' for Iran)
 * @returns The sanitized phone number as a number, or null if invalid
 *
 * @example
 * ```ts
 * sanitizePhoneNumber('09123456789'); // returns 989123456789
 * sanitizePhoneNumber('+98 912 345 6789'); // returns 989123456789
 * sanitizePhoneNumber('۰۹۱۲۳۴۵۶۷۸۹'); // returns 989123456789
 * sanitizePhoneNumber('invalid'); // returns null
 * ```
 */
export declare function sanitizePhoneNumber(input: unknown, countryCode?: string): number | null;
//# sourceMappingURL=main.d.ts.map