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another-usort-example

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Oct 3rd, 2017
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  1. <?php
  2. function testing($a,$b){
  3. if ($a < $b ){
  4. return -1;
  5. }
  6. elseif ($a > $b){
  7. return 1;
  8. }
  9. //else {
  10. //return 0;
  11. //}
  12. }
  13.  
  14. $array = array(1,3,2,4,5);
  15. usort($array, "testing");
  16. var_dump($array);
  17. ?>
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