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Module

std/datetime/format.ts

Deno standard library
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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.
import { DateTimeFormatter } from "./_common.ts";
/** * Takes an input `date` and a `formatString` to format to a `string`. * * @example * ```ts * import { format } from "https://deno.land/std@$STD_VERSION/datetime/format.ts"; * * format(new Date(2019, 0, 20), "dd-MM-yyyy"); // output : "20-01-2019" * format(new Date(2019, 0, 20), "yyyy-MM-dd"); // output : "2019-01-20" * format(new Date(2019, 0, 20), "dd.MM.yyyy"); // output : "20.01.2019" * format(new Date(2019, 0, 20, 16, 34), "MM-dd-yyyy HH:mm"); // output : "01-20-2019 16:34" * format(new Date(2019, 0, 20, 16, 34), "MM-dd-yyyy hh:mm a"); // output : "01-20-2019 04:34 PM" * format(new Date(2019, 0, 20, 16, 34), "HH:mm MM-dd-yyyy"); // output : "16:34 01-20-2019" * format(new Date(2019, 0, 20, 16, 34, 23, 123), "MM-dd-yyyy HH:mm:ss.SSS"); // output : "01-20-2019 16:34:23.123" * format(new Date(2019, 0, 20), "'today:' yyyy-MM-dd"); // output : "today: 2019-01-20" * format(new Date("2019-01-20T16:34:23:123-05:00"), "yyyy-MM-dd HH:mm:ss", { utc: true }); * // output : "2019-01-20 21:34:23" * ``` * * @param date The date to be formatted. * @param formatString The date time string format. * @param options The options to customize the formatting of the date. * @return The formatted date string. */export function format( date: Date, formatString: string, options: FormatOptions = {},): string { const formatter = new DateTimeFormatter(formatString); return formatter.format( date, options.utc ? { timeZone: "UTC" } : undefined, );}
/** Options for {@linkcode format}. */export interface FormatOptions { /** Whether returns the formatted date in UTC instead of local time. */ utc?: boolean;}