Web/JavaScript/Reference/Global objects/Date/toUTCString

The toUTCString() method converts a date to a string, using the UTC time zone.

Based on rfc7231 and modified according to ecma-262 toUTCString, it can have negative values in the 2021 version

Syntax

dateObj.toUTCString()

Return value

A string representing the given date using the UTC time zone.

Description

The value returned by toUTCString() is a string in the form Www, dd Mmm yyyy hh:mm:ss GMT, Where:

Format String	Description
`Www`	Day of week, as three letters (e.g. Sun, Mon, ...)
`dd`	Day of month, as two digits with leading zero if required
`Mmm`	Month, as three letters (e.g. Jan, Feb, ...)
`yyyy`	Year, as four or more digits with leading zeroes if required
`hh`	Hour, as two digits with leading zero if required
`mm`	Minute, as two digits with leading zero if required
`ss`	Seconds, as two digits with leading zero if required

Prior to ECMAScript 2018, the format of the return value varied according to the platform. The most common return value was an RFC-1123 formatted date stamp, which is a slightly updated version of RFC-822 date stamps.

Examples

Using toUTCString()

let today = new Date('Wed, 14 Jun 2017 00:00:00 PDT');
let UTCstring = today.toUTCString(); // Wed, 14 Jun 2017 07:00:00 GMT

Specifications

Specification
ECMAScript (ECMA-262)The definition of 'Date.prototype.toUTCString' in that specification.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile						Server
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet	Node.js
`toUTCString`	Chrome Full support 1	Edge Full support 12	Firefox Full support 1	IE Full support 4	Opera Full support 4	Safari Full support 1	WebView Android Full support 1	Chrome Android Full support 18	Firefox Android Full support 4	Opera Android Full support 10.1	Safari iOS Full support 1	Samsung Internet Android Full support 1.0	nodejs Full support 0.1.100

Legend

Full support: Full support