/**
 * 数组排序
 * @param {func} Function
 * @param {sortDirection} key desc 降序 asc 升序
 * @returns
 *
 * Example
 * ```
 * const lowestFirst = myArr.SortByArg(x => x.score);
 * const lowestFirst = myArr.SortByArg(x => x.score, "asc");
 * const highestFirst = myArr.SortByArg(x => x.score, "desc");
 * ```
 */
export {};
type SortDirection = "asc" | "desc";
declare global {
    interface Array<T> {
        sortBy(func?: (value: T) => string | number, sortDirection?: SortDirection): T[];
    }
}