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<?php $data = [1, 5, 12, 15, 20, 25,]; function getDifferences($aValues) { $aDiff = []; $iSize = count($aValues); for ($i = 0; $i < $iSize; $i++) { for ($j = $i + 1; $j < $iSize; $j++) { $aDiff[$aValues[$i]][] = abs($aValues[$i] - $aValues[$j]); } } return $aDiff; } function printDifferences($aValues){ foreach ($aValues as $iNumber => $aDiffs){ echo "Differences for $iNumber: " . implode(', ', $aDiffs) . PHP_EOL; } } $aDiff = getDifferences($data); printDifferences($aDiff);
Output for 5.6.0 - 5.6.40, 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
Differences for 1: 4, 11, 14, 19, 24 Differences for 5: 7, 10, 15, 20 Differences for 12: 3, 8, 13 Differences for 15: 5, 10 Differences for 20: 5
preferences:
108.45 ms | 2028 KiB | 4 Q