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31 lines
702 B
PHP
31 lines
702 B
PHP
<?php
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namespace Safe;
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use Safe\Exceptions\CalendarException;
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/**
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* Return the Julian Day for a Unix timestamp
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* (seconds since 1.1.1970), or for the current day if no
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* timestamp is given. Either way, the time is regarded
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* as local time (not UTC).
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*
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* @param int $timestamp A unix timestamp to convert.
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* @return int A julian day number as integer.
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* @throws CalendarException
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*
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*/
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function unixtojd(int $timestamp = null): int
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{
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error_clear_last();
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if ($timestamp !== null) {
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$result = \unixtojd($timestamp);
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} else {
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$result = \unixtojd();
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}
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if ($result === false) {
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throw CalendarException::createFromPhpError();
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}
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return $result;
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}
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