unixtojd
(PHP 4, PHP 5, PHP 7, PHP 8)
unixtojd — Convert Unix timestamp to Julian Day
Description
$timestamp
= null
): int|false
Return the Julian Day for a Unix timestamp
(seconds since 1.1.1970), or for the current day if no
timestamp
is given. Either way, the time is regarded
as local time (not UTC).
Parameters
-
timestamp
-
A unix timestamp to convert.
Return Values
A julian day number as integer, or false
on failure.
Changelog
Version | Description |
---|---|
8.0.0 |
timestamp is nullable now.
|