jdtounix

Function • Params and return types changed in PHP 8.0

Convert Julian Day to Unix timestamp.

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

jdtounix Function synopsis

jdtounix(int $julian_day): int

Parameters

$julian_day

Typeint

A julian day number between 2440588 and 106751993607888 on 64bit systems, or between 2440588 and 2465443 on 32bit systems.

Return value

Typeint

The unix timestamp for the start (midnight, not noon) of the given Julian day

Changes to the jdtounix Function

PHP 8.0

  • Return type added: int
  • Parameter name of parameter #1 changed: $jday to $julian_day
  • Parameter type added for parameter #1 ($julian_day): int
- jdtounix($jday)
+ jdtounix(int $julian_day): int

jdtounix 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