/**
 * Returns the first element having the smallest value according to the provided comparator or undefined if there are no elements
 *
 * Example:
 *
 * ```ts
 * import { minWith } from "https://deno.land/std@$STD_VERSION/collections/mod.ts";
 * import { assertEquals } from "https://deno.land/std@$STD_VERSION/testing/asserts.ts";
 *
 * const people = ["Kim", "Anna", "John"];
 * const smallestName = minWith(people, (a, b) => a.length - b.length);
 *
 * assertEquals(smallestName, "Kim");
 * ```
 */
export declare function minWith<T>(array: readonly T[], comparator: (a: T, b: T) => number): T | undefined;