unixtojd

Function • Params and return types changed in PHP 8.0

Convert Unix timestamp to Julian Day.

PHP 5

PHP 7

Improved

PHP 8.1

PHP 8.2-8.3

PHP 8.4

PHP 8.5

PHP 8.6

`unixtojd` Function synopsis

unixtojd(?int $timestamp = null): int|false

Parameters

`$timestamp`

OptionalType?intDefault valuenull

A unix timestamp to convert.

Return value

Typeint|false

A julian day number as integer, or false on failure.

Changes to the `unixtojd` Function

PHP 8.0

Return type added: int|false
Parameter type added for parameter #1 ($timestamp): ?int
Parameter default value added for position #1 ($timestamp): null

- unixtojd($timestamp)
+ unixtojd(?int $timestamp = null): int|false

`unixtojd` Function Availability

PHP Version	Availability
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