3v4l.org

run code in 300+ PHP versions simultaneously
<?php function luhn($number) { settype($number, 'string'); $sumTable = array( array(0,1,2,3,4,5,6,7,8,9), array(0,2,4,6,8,1,3,5,7,9)); $sum = 0; $flip = 0; for ($i = strlen($number) - 1; $i >= 0; $i--) { $sum += $sumTable[$flip++ & 0x1][$number[$i]]; } return $sum % 10 === 0; } $arr = array(); foreach(range(0,120) as $num) { if ($num % 12 === 0) { $arr[] = $num; } } echo implode(' ,', $arr);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
0 ,12 ,24 ,36 ,48 ,60 ,72 ,84 ,96 ,108 ,120
preferences:
235 ms | 406 KiB | 360 Q