strftime

Function • Misc changes in PHP 8.4

Format a local time/date according to locale settings.

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

strftime Function synopsis

#[\Deprecated]
strftime(string $format, ?int $timestamp = null): string|false

Parameters

$format

Typestring

$timestamp

OptionalType?intDefault valuenull

Return value

Typestring|false

Returns a string formatted according $format using the given $timestamp or the current local time if no timestamp is given. Month and weekday names and other language-dependent strings respect the current locale set with setlocale. The function returns false if $format is empty, contains unsupported conversion specifiers, or if the length of the returned string would be greater than 4095.

Changes to the strftime Function

PHP 8.4

PHP 8.1

  • Function deprecated

PHP 8.0

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

strftime Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes Deprecated
PHP 8.5Supported (Latest) Yes Deprecated
PHP 8.4Supported Yes Deprecated
PHP 8.3Security-Fixes Only Yes Deprecated
PHP 8.2Security-Fixes Only Yes Deprecated
PHP 8.1Unsupported Yes Deprecated
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