Php/docs/function.gmdate

• PHP Manual
• Date/Time Functions
• Format a GMT/UTC date/time

gmdate

(PHP 4, PHP 5, PHP 7)

gmdate — Format a GMT/UTC date/time

Description

gmdate ( string $format [, int $timestamp = time() ] ) : string

Identical to the date() function except that the time returned is Greenwich Mean Time (GMT).

Parameters

format

The format of the outputted date string. See the formatting options for the date() function.

timestamp

The optional timestamp parameter is an int Unix timestamp that defaults to the current local time if a timestamp is not given. In other words, it defaults to the value of time().

Return Values

Returns a formatted date string. If a non-numeric value is used for timestamp, FALSE is returned and an E_WARNING level error is emitted.

Examples

Example #1 gmdate() example

When run in Finland (GMT +0200), the first line below prints "Jan 01 1998 00:00:00", while the second prints "Dec 31 1997 22:00:00".

<?phpecho date("M d Y H:i:s", mktime(0, 0, 0, 1, 1, 1998));echo gmdate("M d Y H:i:s", mktime(0, 0, 0, 1, 1, 1998));?>

See Also

• date() - Format a local time/date
• mktime() - Get Unix timestamp for a date
• gmmktime() - Get Unix timestamp for a GMT date
• strftime() - Format a local time/date according to locale settings