std/collections/mod.ts

Deno standard library
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function minBy
import { minBy } from "https://deno.land/std@0.139.0/collections/mod.ts?s=minBy";

Returns the first element that is the smallest value of the given function or undefined if there are no elements.

Example:

import { minBy } from "https://deno.land/std@0.139.0/collections/mod.ts";
import { assertEquals } from "https://deno.land/std@0.139.0/testing/asserts.ts"

const people = [
    { name: 'Anna', age: 34 },
    { name: 'Kim', age: 42 },
    { name: 'John', age: 23 },
];

const personWithMinAge = minBy(people, i => i.age);

assertEquals(personWithMinAge, { name: 'John', age: 23 });

Parameters

array: readonly T[][src]
selector: (el: T) => number[src]

Returns

T | undefined[src]

Parameters

array: readonly T[][src]
selector: (el: T) => string[src]

Returns

T | undefined[src]

Parameters

array: readonly T[][src]
selector: (el: T) => bigint[src]

Returns

T | undefined[src]

Parameters

array: readonly T[][src]
selector: (el: T) => Date[src]

Returns

T | undefined[src]