/**
 * Format a number with a specific style.
 * @example
 * Basic usage
 * ```js
 * const string = formatNumber(1234.567, { sign: true, round: true })
 * // returns "+1,235"
 * ```
 * @param number The number to format.
 * @param options An object containing the formatting options.
 * @param options.style The style to use for formatting. Can be "cbc" or "rc".
 * @param options.sign If true, "-" or "+" are added in front of the number.
 * @param options.round If true, the number will be rounded.
 * @param options.decimals The number of decimals to keep when rounding.
 * @param options.significantDigits The number of significant digits to keep.
 * @param options.fixed If true, display a fixed number of decimals by keeping 0 digits.
 * @param options.nearestInteger The base to use to round the number.
 * @param options.prefix A string to add before the number.
 * @param options.suffix A string to add after the number.
 *
 * @category Formatting
 */
export default function formatNumber(number: number, options?: {
    style?: "cbc" | "rc";
    sign?: boolean;
    round?: boolean;
    decimals?: number;
    significantDigits?: number;
    fixed?: boolean;
    nearestInteger?: number;
    prefix?: string;
    suffix?: string;
}): string;