export declare function formatAPT(amount: number | string | bigint, options?: {
    withAbbr?: boolean;
}): string;
/**
 * Formats SUI Amount.
 *
 * @param {number | string | bigint} amount - The amount to format.
 * @param {object} options - An optional object containing formatting options.
 * @param {boolean} options.withAbbr - Flag to indicate if abbreviation should be used.
 * @return {string} The formatted SUI amount.
 */
export declare function formatSUI(amount: number | string | bigint, options?: {
    withAbbr?: boolean;
}): string;
export declare function formatCurrency(amount: number | string | bigint, options?: {
    decimals?: number;
    withAbbr?: boolean;
}): string;