Online PHP editor | output for id67o

@ 2018-02-10T17:14:47Z

<?php

function getLunationNumber($m, $d, $y)
{
	$offset = 1;
	$synodicMonth = 29.530588861;
	$lunationBase = 2423436.40347;
	return round(((gregoriantojd($m, $d, $y) - $lunationBase ) / $synodicMonth )) + $offset;
}
echo getLunationNumber(1, 17, 1923).PHP_EOL; // 1
echo getLunationNumber(10, 25, 2003).PHP_EOL; // 1000

Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Fatal error: Uncaught Error: Call to undefined function gregoriantojd() in /in/id67o:8 Stack trace: #0 /in/id67o(10): getLunationNumber(1, 17, 1923) #1 {main} thrown in /in/id67o on line 8
Process exited with code 255.
Output for 5.6.0 - 5.6.40: Fatal error: Call to undefined function gregoriantojd() in /in/id67o on line 8
Process exited with code 255.

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