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<?php $arr = [ [15, 16, 8, 1], [2, 3, 4, 7], [9, 11, 19, 6] ]; function bubbleSortRowCol(&$arr) { $colCount = count($arr[0]); $rowCount = count($arr); $tempArr = []; $columnArr = []; foreach($arr as $key => $value) { $tempArr[$key] = bubbleSort($value); } var_dump($tempArr); echo PHP_EOL; for($i = 0; $i < $colCount; $i++) { $columnArr[$i] = bubbleSort(array_column($tempArr, $i)); } var_dump($columnArr); echo PHP_EOL; for($i = 0; $i < $rowCount; $i++) { $tempArr[$i] = bubbleSort(array_column($columnArr, $i)); } $arr = $tempArr; } function bubbleSort($arr) { $n = sizeof($arr); for ($i = 1; $i < $n; $i++) { $flag = false; for ($j = $n - 1; $j >= $i; $j--) { if($arr[$j-1] > $arr[$j]) { $tmp = $arr[$j - 1]; $arr[$j - 1] = $arr[$j]; $arr[$j] = $tmp; $flag = true; } } if (!$flag) { break; } } return $arr; } function bSort($arr) { bubbleSortRowCol($arr); return $arr; } bSort($arr);
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.3.4, 8.3.6
array(3) { [0]=> array(4) { [0]=> int(1) [1]=> int(8) [2]=> int(15) [3]=> int(16) } [1]=> array(4) { [0]=> int(2) [1]=> int(3) [2]=> int(4) [3]=> int(7) } [2]=> array(4) { [0]=> int(6) [1]=> int(9) [2]=> int(11) [3]=> int(19) } } array(4) { [0]=> array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(6) } [1]=> array(3) { [0]=> int(3) [1]=> int(8) [2]=> int(9) } [2]=> array(3) { [0]=> int(4) [1]=> int(11) [2]=> int(15) } [3]=> array(3) { [0]=> int(7) [1]=> int(16) [2]=> int(19) } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(3) { [0]=> array(4) { [0]=> int(1) [1]=> int(8) [2]=> int(15) [3]=> int(16) } [1]=> array(4) { [0]=> int(2) [1]=> int(3) [2]=> int(4) [3]=> int(7) } [2]=> array(4) { [0]=> int(6) [1]=> int(9) [2]=> int(11) [3]=> int(19) } } array(4) { [0]=> array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(6) } [1]=> array(3) { [0]=> int(3) [1]=> int(8) [2]=> int(9) } [2]=> array(3) { [0]=> int(4) [1]=> int(11) [2]=> int(15) } [3]=> array(3) { [0]=> int(7) [1]=> int(16) [2]=> int(19) } }

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