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php bubble sorting code

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Release： 2016-07-25 08:43:20
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  1. function bubbleSort ($items) {
  2. $size = count($items);
  3. for ($i=0; $i<$size; $i++) {
  4. for ($j=0; $j<$size-1-$i; $j++) {
  5. if ($items[$j+1] < $items[$j]) {
  6. arraySwap($items, $j, $j+1);
  7. }
  8. }
  9. }
  10. return $items;
  11. }
  12. function arraySwap (&$arr, $index1, $index2) {
  13. list($arr[$index1], $arr[$index2]) = array($arr[$index2], $arr[$index1]);
  14. }
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Related labels：
php冒泡法排序代码
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