date_add

Function • Params and return types changed in PHP 8.0

Alias of DateTime::add.

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

date_add Function synopsis

date_add(DateTime $object, DateInterval $interval): DateTime

Parameters

$object

TypeDateTime

$interval

TypeDateInterval

Return value

TypeDateTime

Changes to the date_add Function

PHP 8.0

  • Return type added: DateTime
  • Parameter type added for parameter #1 ($object): DateTime
  • Parameter type added for parameter #2 ($interval): DateInterval
- date_add($object, $interval)
+ date_add(DateTime $object, DateInterval $interval): DateTime

date_add 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