gmdate

Function • Params and return types changed in PHP 8.0

Format a GMT/UTC date/time.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

gmdate Function synopsis

gmdate(string $format, ?int $timestamp = null): string

Parameters

$format

Typestring

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

$timestamp

OptionalType?intDefault valuenull

Return value

Typestring

Returns a formatted date string.

Changes to the gmdate Function

PHP 8.0

  • Return type added: string
  • Parameter type added for parameter #1 ($format): string
  • Parameter type added for parameter #2 ($timestamp): ?int
  • Parameter default value added for position #2 ($timestamp): null
- gmdate($format, $timestamp)
+ gmdate(string $format, ?int $timestamp = null): string

gmdate Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes