(PHP 4, PHP 5, PHP 7)
Convert Unix timestamp to Julian Day
int unixtojd ([ int $timestamp = time() ] )
Return the Julian Day for a Unix timestamp
(seconds since 1.1.1970), or for the current day if no timestamp
is given.
Parameters:
timestamp
A unix timestamp to convert.
Returns:
A julian day number as integer.
See also:
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